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Which of these pairs of elements would be most likely to form an ionic compound?


A) P and Br
B) Cu and K
C) C and O
D) O and Zn
E) Al and Rb

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Tetrasulfur dinitride decomposes explosively when heated.What is its formula?


A) S2N4
B) S4N2
C) 4SN2
D) S4N
E) S2N

Correct Answer

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Which of the following is an ionic compound?


A) H2S
B) NH3
C) I2
D) KI
E) CCl4

Correct Answer

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