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Elements in the s-Block are found in groups _______.
+1
1A and 2A
hydrogen
F
They easily lose a valence electron.
francium
potassium
sodium chloride
Which element is the most abundant in the universe?
+1
1A and 2A
hydrogen
F
They easily lose a valence electron.
francium
potassium
sodium chloride
All of the isotopes of _______ are radioactive.
+1
1A and 2A
hydrogen
F
They easily lose a valence electron.
francium
potassium
sodium chloride
Alkali metals will lose electrons to form an ion that carries a charge of ________.
+1
1A and 2A
hydrogen
F
They easily lose a valence electron.
francium
potassium
sodium chloride
Which of the following alkali metals is an important human nutrient?
+1
1A and 2A
hydrogen
F
They easily lose a valence electron.
francium
potassium
sodium chloride
Which of the following has the lowest first ionization energy?
+1
1A and 2A
hydrogen
F
They easily lose a valence electron.
francium
potassium
sodium chloride
Which of the following statements is true of alkali metals?
+1
1A and 2A
hydrogen
F
They easily lose a valence electron.
francium
potassium
sodium chloride
The most common sodium compound is ___.
+1
1A and 2A
hydrogen
F
They easily lose a valence electron.
francium
potassium
sodium chloride
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