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For which one of the following minerals, the composition given is incorrect?
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24/12/2021 1:26 pm
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For which one of the following minerals, the composition given is incorrect?
(a) Soda ash — (Na2CO3)
(b) Carnallite — (KCl.MgCl2.6H2O)
(c) Borax — (Na2B4O7.7H2O)
(d) Glauber's salt — (N2SO4.10H2O)
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24/12/2021 1:29 pm
Correct answer: (c) Borax — (Na2B4O7.7H2O)
Explanation:
Borax is Na2B4O7.7H2O.
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