Cards in this guide (15)
Maxwell a Russian scientist created an early periodic table of elements
Atoms with a low ionization energy hold tight to their outer valence electrons
No; the phrase given characterizes high rather than low
ionization.
If a fluorine atom were to attract an extra electron from lithium the lithium atom would become charged
If a fluorine atom were to attract an extra electron from lithium, the lithium atom would become ______________ charged.
Answer: positively
When hydrogen is attached to the more highly electronegative oxygen atom in a water molecule
the oxygen atom becomes partially negative the hydrogen atom
becomes partially positive
Monatomic anions that are ionically or covalently bonded use which suffix for naming
Catalysts are that increase the rate of a chemical reaction
Catalysts are substances that increase the rate of a chemical reaction -APEX
What represents the number of units of each substance taking part in a reaction
Who listed the elements in a table accourding to their atomic masses
Mandeleev who predicted periodic table.
What is the difference between a binary ionic compound and a teranry ionic compound
a binary ionic compound is made up of two elements, a teranry
compound is made up of three
Which one of the following is a common acid soap aspirin antacid and washing soda
Which one of the following is a balanced equation
2NH3(g) + 3Mg(s) —> 3H2(g) + Mg3N2(s)
When atoms in a covalent bond share electrons unequally the bond is said to be blank
The change that takes place when two or more substances what to form new substances is called a chemical reaction
What is the oxidation number of chlorine in the compound pbCl2 has to be
Atoms like sodium and lithium often lose electrons, which makes them