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Chemistry - Chapter 7.1 - S-Block Elements
Test Description: S-Block Elements
Instructions: Answer all questions to get your test result.
1) Elements in the s-Block are found in groups _______.
A
2A and 3A
B
1B and 2B
C
3A through 8A
D
1A and 2A
2) Which of the following has the lowest first ionization energy?
A
Li
B
F
C
B
D
C
3) Which of the following statements is true of alkali metals?
A
They easily lose a valence electron.
B
They do not readily conduct electricity.
C
They do not easily lose valence electrons.
D
They are highly stable.
4) Which element is the most abundant in the universe?
A
oxygen
B
lithium
C
hydrogen
D
helium
5) Alkali metals will lose electrons to form an ion that carries a charge of ________.
A
-1
B
-2
C
+2
D
+1
6) Which metal is the lightest?
A
lithium
B
boron
C
magnesium
D
aluminum
7) The most common sodium compound is ___.
A
sodium chloride
B
sodium hypochlorite
C
sodium nitrate
D
sodium phosphate
8) Which of the following alkali metals is an important human nutrient?
A
rubidium
B
cesium
C
lithium
D
potassium
9) All of the isotopes of _______ are radioactive.
A
lithium
B
francium
C
rubidium
D
potassium
10) What types of ions make water hard?
A
aluminum and magnesium ions
B
potassium and sodium ions
C
hydrogen and calcium ions
D
calcium and magnesium ions
*select an answer for all questions
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