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What element is identical to the one above it?
In the periodic table, elements with similar properties are aligned in the same column. Therefore, the element directly above another element in the same column will have similar chemical properties due to having the same number of valence electrons.
How can you predict the placement of an unknown element on a periodic table based on physical an chemical properties?
You look at trends. An element is likely to have properties somewhere between the element above it and the element below it; if there's nothing below it (or above it), then you can follow the general trend up (or down) that column and extrapolate.
Does a ferromagnetic material lose its magnetic properties above certain tempetures?
Yes, ferromagnetic materials lose their magnetic properties above a specific temperature known as the Curie temperature. At this point, thermal energy disrupts the alignment of magnetic domains, causing the material to become paramagnetic, where it no longer retains its permanent magnetism. The Curie temperature varies for different materials, and once the temperature falls below this threshold, the material can regain its ferromagnetic properties.
Why is hydrogen (H) placed with elements in Group 1A?
Properties of Hydrogen. Hydrogen is a nonmetal and is placed above group in the Periodic Table because it has ns1 electron configuration like the alkali metals.
What happens above Curie temperature?
Above the Curie temperature, a ferromagnetic material loses its permanent magnetization and becomes paramagnetic. This occurs due to thermal energy disrupting the alignment of magnetic domains within the material, causing it to lose its magnetic properties.
Why does iron but not alminium chloride easily and expose to air despite the fact that alminium is above iron in the electro chemical series-?
It is because when exposed to air iron easily forms the iron oxide unlike aluminium chloride.
How do you collect on properties in Mafia Wars?
go to properties button and then on the right side just above the list of the properties , there is a button that says "collect take"
Why does iron but not alminium chloride easily and expose to air despite the fact that alminium is above iron in the electro chemical series?
Iron readily oxidizes in the presence of air due to its higher reactivity compared to aluminum. Aluminum, on the other hand, forms a protective oxide layer on its surface when exposed to air, preventing further oxidation. This oxide layer acts as a barrier, making aluminum more resistant to corrosion in air compared to iron.
What is the properties of ultrasonic sound waves?
They have a frequency of above 20,000Hz inaudible to human ear.
What are the 4 different types of properties of addition?
They are closure, associativity, identity and invertibility. A set with addition defined on its elements which meets the above 4 properties becomes a Group.
What properties of an object determine its gravitational potential energy?
The two main properties that determine an object's gravitational potential energy are its mass and its height above a reference point, such as the ground. The gravitational potential energy of an object increases with its mass and how high it is raised above the reference point.
What is the impact of temperature on the physical properties of water above freezing temperature?
The impact of temperature on the physical properties of water above freezing temperature includes changes in density, viscosity, and thermal conductivity. As temperature increases, water becomes less dense, more viscous, and better at conducting heat.
What are two actions that can remove the magnetic properties of a permanent magnet?
Heating the magnet above its Curie temperature and subjecting it to strong external magnetic fields in the opposite direction can remove its magnetic properties.
Is a community a dependent variable?
Wherefore a community is not constant it (rather, its properties) can be related by a function with other properties; the independent variables can be time, size, background, wealth, health, etc. and rates and gradients of the above.
What element is identical to the one above it?
In the periodic table, elements with similar properties are aligned in the same column. Therefore, the element directly above another element in the same column will have similar chemical properties due to having the same number of valence electrons.
A layer of soil differing from the layers above and below?
A layer of soil differing from the layers above and below is referred to as a soil horizon. Horizons are characterized by specific properties such as color, texture, structure, and composition that set them apart from neighboring layers. These horizons are important in understanding the formation and properties of soil profiles.
How can you predict the placement of an unknown element on a periodic table based on physical an chemical properties?
You look at trends. An element is likely to have properties somewhere between the element above it and the element below it; if there's nothing below it (or above it), then you can follow the general trend up (or down) that column and extrapolate.
