Water drops are spherical because of ?
Answer: D
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Which of the following metal is generally used for making filaments of bulb?
Answer: A
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What is Calcium sulphate ?
Answer: C
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Which one is the pure element
Answer: C
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Why is phosphorus kept under water ?
Answer: D
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Air is
Answer: C
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The maximum number of covalent formed by nitrogen is
Answer: D
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The most abundant rare gas in the atmosphere is ?
Answer: A
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The most extensive, commercially useful source of thorium as monazite sand occurs in India at
Answer: B
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The number of waves made by an electron moving in an orbit having maximum magnetic quantum number is +3
Answer: A
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