Chemistry, 16.02.2021 23:10 epicriderexe
A teacher's assistant made all of the statements below in class, but as a good chemistry student, you know they are not
all correct. Select all statements that are false.
Select one or more:
a. Strontium is an alkaline earth metal.
b. Tungsten is an inner transition metal.
c. The chemical symbol for iron is Ir.
d. Zinc is in period three.
e. Neutral phosphorus has five outer shell electrons.
f. Sodium reacts more violently than lithium.
g. Sulfur and chlorine have the same number of valence electrons.
h. Manganese has 25 protons.
i. All actinides are radioactive.
j. Magnesium is more reactive than sodium
Ok. Valence electrons of elements in period 5 have more energy than those in period 4.
1. Valence electrons of elements in period 2 are usually in energy level 2.
m. Periods are horizontal rows on the periodic table.
n. Valence electrons are farther away from the nucleus in aluminum than they are in Indium.
Answers: 2
Chemistry, 22.06.2019 04:50
Compare the equilibrium constants for the systems shown in the table. which favors products the most? which favors products the least? rank these systems in order from most to least in terms of favoring products rather than reactants. d > b > a > c c > a > b > d b > c > d > a a > d > c > b
Answers: 1
Chemistry, 23.06.2019 02:00
Why does ammonia, nh3, behave as a base when it reacts with an acid? z
Answers: 2
A teacher's assistant made all of the statements below in class, but as a good chemistry student, yo...
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