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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
3A through 8A
C
1B and 2B
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 are highly stable.
C
They do not easily lose valence electrons.
D
They do not readily conduct electricity.
4) Which element is the most abundant in the universe?
A
hydrogen
B
lithium
C
oxygen
D
helium
5) Alkali metals will lose electrons to form an ion that carries a charge of ________.
A
+2
B
-1
C
+1
D
-2
6) Which metal is the lightest?
A
magnesium
B
aluminum
C
lithium
D
boron
7) The most common sodium compound is ___.
A
sodium nitrate
B
sodium phosphate
C
sodium hypochlorite
D
sodium chloride
8) Which of the following alkali metals is an important human nutrient?
A
lithium
B
rubidium
C
potassium
D
cesium
9) All of the isotopes of _______ are radioactive.
A
potassium
B
lithium
C
francium
D
rubidium
10) What types of ions make water hard?
A
calcium and magnesium ions
B
hydrogen and calcium ions
C
potassium and sodium ions
D
aluminum and magnesium ions
*select an answer for all questions
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