The Group 8A (18) elements
A) melt at high temperatures.
B) are unreactive and are rarely found in combination with other elements.
C) are good conductors of electricity.
D) are liquids at room temperature.
E) react vigorously with water.
Correct Answer:
Verified
Q15: Select the correct symbol for the element.
-aluminum
A)Au
B)Ag
C)Am
D)Al
E)Sn
Q16: Which element would have physical and chemical
Q17: The primary substances of which all other
Q18: Select the correct symbol for the element.
-mercury
A)Au
B)Hg
C)Ag
D)Mc
E)Pb
Q19: Which of the following properties is NOT
Q22: Which of the following gives the correct
Q23: Consider a neutral atom with 30 protons
Q24: In an atom, the nucleus contains
A)only protons.
B)only
Q25: The mass number of an atom can
Q37: Consider a neutral atom with 30 protons
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