Chemistry Final
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- which of the following visible colors of light have the longest wavelength?
- red
-
place the following types of electromagnetic radiation in orderof increasing frequency:
-visible light
-microwaves
-x-rays - microwaves
- in any balanced equation, the number of each type of atom on both sides of the equation is:
- the same
- ionization energy is:
- the energy needed to remove the least tightly bound electrons
- the atomic size of atoms...
- decreases going across a period
- which of the following types of electromagnetic radiation has the smallest frequency?
- orange
- which of the following visible colors of light have the largest frequency?
- blue
-
place the following types of electromagnetic radiation in order of increasing wavelength:
-ultraviolet rays
-gamma rays
-radio waves - gamma rays
- in an oxidation-reduction reaction, the substance reduced always...
- shows a gain of electrons
- in an oxidation-reduction reaction, the substance oxidized always...
- shows a loss of electrons
- which of the following describes an oxidation?
- loss of electrons or gain of oxygen
- a chemical equation is balanced when...
- the number of atoms of each element is the same in reactants and products
- a covalent bond is best described as...
- the sharing of electrons between atoms