37. Which of these following metal hydroxides is 'pink' in colour?
নীচের কোন ধাতব হাইড্রোক্সাইডটি গােলাপী বর্ণের?
(A) Mn(OH);
(B) Mg(OH)2 (C) Fe(OH);
(D) Ni(OH)2
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The answer should be Mn(OH)2
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Answer:
Mn(OH)
Explanation:
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