The formula for hydrocyanic acid is ________.
A) HCNO
B) HCN
C) H₂CN
D) H₂CNO
Correct Answer:
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Q132: Which of the following ions contains oxygen?
A)
Q133: Identify the ion with a -4 charge.
A)
Q134: The formula for sodium sulfite is _.
A)
Q135: The H- ion is called _.
A) hydroxide
B)
Q136: Which of the following anions does not
Q138: Which of the following anions has 3
Q139: Which of the following anions has 2
Q140: The formula Ca3N₂ is called _.
A) calcium
Q141: Which of the following elements does not
Q142: Water, H₂O and hydrogen peroxide, H₂O₂, have
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