MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic Chemistryp-Block (group 13 and 14)Boron and Its Compounds
NaBH₄ + I₂ ® X + Y + Z BF₃ + NaH 450 K ¾¾¾® X + P BF₃ + LiAlH₄ ® X + Q + R X, Y, Z, P, Q and R in the reactions are X Y Z P Q R (a) Na₄B₄O₇ NaI HI HF LiF AlF₃ (b) B₂H₆ NaI H₂ NaF LiF AlF₃ (c) B₂H₆ BH₃ NaI B₃N₃H₆ Al₂F₆ AlF₃ (d) BH₃ B₂H₆ H₂ B₃N₃H₆ LiF AlF₃
Answer
B
Explanation
4 2 2 6 2 3 2 6 4 3 3 2 6 2 2 2 6 6 3 4 3 3 2 NaBH I B H NaI H BF NaH B H NaF LiAlH BF LiF AlF B H + ® + + + ® + + ® + +
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