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Roman Numerals

Questions and answers related to the symbols used by the ancient Romans to represent numbers. These include the numerals: I, V, X, L, C, D and M.

14,167 Questions

The Roman numeral at the top of a column on the periodic table indicates the number of?

The Roman numeral at the top of a column on the periodic table indicates the number of valence electrons an element in that column has. Valence electrons are the electrons in the outermost shell of an atom and are involved in chemical bonding. Group IA elements have 1 valence electron, Group IIA elements have 2 valence electrons, and so on.

10M equals 10000 or 1000?

M=1000 eg: 2009 =MM1X this for Roman Numerals Metric system 1000Meters =1 kilometer

5 v o in the h b?

There are 5 vowels in the English alphabet: A, E, I, O, U.

What is 5280 into roman numerals?

(V)CCLXXX = 5280 usually in capital letters

XXXVLLL is the Roman numeral for which number?

No such number, or the Roman Numeral is incorrectly written.

Reason 'L' is a Roman numeral for '50' The rukle is that the larger value numerals ALWAYS go to the left.

However, if you mean ' XXXVIII' Note it is a Capital Letter 'I' , NOT an 'L'.

XXXVIII is 38

The table of Roman Numerals ia

M = 1000

D = 500

C = 100

L = 50

X = 10

V = 5

I = 1 (NOT 'L' = 1'.)

These numerals are always written with the highest value letter to the left. The exception is that a lower value letter to the left of a highert value letter means subtract.

Multiples of the same letter means the given values plus the same given value.

Hence

XXX = 10 + 10 + 10 = 30

V = 5

III = 1 + 1 + 1 = 3

Then adding

30 + 5 + 3 = 38 the answer. !!!!!

NB

However the years 2024 is written MMXXIV, that is

1000 + 1000 + 10 + 10 + ( 5 - 1 = 4) = 2024.

Name some of the metal ions?

All metals can be ions. Therefore the name of any metal can be the name of it's element and it's ion. Eg: iron in iron sulphide.

Why is a roman numeral need in the names of compounds containing the elements tin copper lead?

The charges of the three are not a given value. They do not follow the charge patters of the Alkali/Alkali earth/ and other non metals have. Therefore, to know the charge, it must be given as a roman numeral in paranthesis () between the elements.

Are pencils made out of lead?

No, they are made out graphite and clay. the only reason why they are called "lead" pencils is simply because way back in ancient greek times, they once used lead as a writing utencial. But after used a few times they quickly stopped the use of lead in pencils.

Can you show me roman number in 70?

70 = LXX

Roman numerals are

1000 = M

500 = D

100 = C

50 = L

10 = X

5 = V

1 = I

NB

#1 ; Multiples ard written as MM = 2000 or CCC = 300 etc.,

#2 ; The largest value letter ALWAYS goes to the left

#3 ' Wjhen a lesser value letter is placed to the left of a larger value letter, it means subtract e.g. XM = 1000 - 10 = 990

The current year 2024 is MMXXIV Not the 'IV' moiety.

Interpreted it is 1000 + 1000 + 10 + 10 +(5 - 1)

What symbols were used for the roman numerals?

Numeral Decimal

I 1

V 5

X 10

L 50

C 100

D 500

M 1000

Anything larger is cumbersome, but can be formed by using a "prefix" numeral:

5000 = VM

6479 = VIMCDLXXIX

Also putting a line over a number would indicate that number being multiplied by one thousand.

Roman numeral for 5000?

There are two presentations for 5,000 in roman numerals.

MMMMM (first is five Ms in a row - an M = 1,000)

_

V (second is a V with a line over it - the line means multiply by 1,000)

What is a scabbard?

A scabbard is a sheath, typically made of leather or metal, that is used to hold and protect a sword, knife, or other bladed weapon when it is not in use. It helps to prevent the blade from becoming dull or damaged and provides a safe way to carry the weapon.

What do the numbers on the bottom of a silver candelabra stand for?

The numbers on the bottom of a silver candelabra typically represent the silver content or purity of the metal, indicated in terms of fineness. For example, "925" would indicate that the candelabra is made of sterling silver, which is 92.5% pure silver. This marking helps determine the value and authenticity of the piece.

Why Roman numerals must be included in the names of MnO2 and Mn2O7?

Roman numerals indicate the oxidation state of the metal in the compound. In MnO2, manganese has an oxidation state of +4, so it is represented as manganese(IV) oxide. In Mn2O7, manganese has an oxidation state of +7, so it is named manganese(VII) oxide. Including Roman numerals ensures clarity about the oxidation state of the metal ion in the compound.

What is the symbol used to show chemical change?

an arrow ->

or sometimes a pair of arrows, one pointing to the right and another under it pointing to the left indicating that the change proceeds in both directions

How do you write a hyposes?

You need to have done the research on the project you want to write a hypothesis for. It is essentially just a guess of what you think will happen based on what you know about the experiment's components. Sentences can be long and technical or short and straightforward depending on what the experiment or instructor entails.

Name for metal tip of scabbard?

The metal plate that protects the tip of a scabbard or a belt is called the chape (it's French, so the pronunciation is something like "shahp").

What was the Old Colonial System?

The period extending from the mid-seventeenth century to the mid- eighteenth century, characterized by the acts, regulations, and enforcement institutions used by Britain to govern its colonies. Influenced by the theory of mercantilism, England first tried to direct colonial commerce through the mother country and regulate it through the Board of Trade and Plantations. But finding that the colonies (and, as a result, the empire) prospered under a less restrictive system, England eased enforcement, and the policy of "salutary neglect" (neglect for the good of all) emerged. It has been argued that had the British not altered this policy during and after the Great War for the empire, the American Revolution might not have taken place as it did, so content were the colonists with the economic freedom and relative self-government that the "old colonial system" provided.

Do you have a 'pencil lead hardness chart' If so please send it to you?

In order, the leads are (from softest to hardest): 9B/8B/7B/6B/5B/4B/3B/2B/B/HB/F/H/2H/3H/4H/5H/6H/7H/8H/9H HB is the most commonly used lead for general purposes. The softer leads are used for art drawing, the harder for fine ledger work.

What is a pencil lead made out of?

A pencil consists of a thin stick of pigment (usually graphite, but can also be coloured pigment or charcoal) and clay, usually encased in a thin wood cylinder, though paper and plastic sheaths are also used.

(Lead) from a pencil is actually graphite which is 100% carbon

Graphite and carbon black, all elementary Carbon (C)

Who is Romans chapter 4 written to?

Well the book of Romans was written to all of the believers who were in Rome. So I would have to say that Romans chapter 4 was written to the Believers in Rome.

What is the numerical value of 10 to the 120TH power?

1,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,

000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,

000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000

How do you write the year 2014 in roman numerals?

Nowadays it is MMXIV but in ancient Rome it once was MMXIIII

How do you write 460 in roman numeral?

460 = CDLX

In Roman Numerals

M = 1000

D = 500

C = 100

L = 50

X = 10

V = 5

I = 1

The largest value ALWAYS goes to the left, except when subtracting.

So 400 is NOT CCCC , but CD. The 'C' is of less value than 'D'. So it means CD = ( 500 - 100 = 400)

60 = LX ; 50 + 10 = 60 Notice in this case the greater value 'L = 50' goes to the left , followed by the lesser value , This means 50 + 10 = 60

So overall

400 + 60 = 460 ; ( CDLX)