General Science Chemistry
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(Q) Which among the following stage is suitable indicator when solution of sodium carbonate is mixed with sulphuric acid?
Answer:- [D] Methyl orange
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(Q) Which among the following is pure matter ?
Answer:- [D] Iron
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(Q) Which among the following coal contains 90 per cent of carbon?
Answer:- [A] Anthracite
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(Q) Bauxite is an alloy of which of the following metals?
Answer:- [A] Aluminium
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(Q) Nucleus of an atom consists of?
Answer:- [C] Proton and Neutron
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(Q) Milk of Magnesia is a suspension of?
Answer:- [C] magnesium hydroxide
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(Q) Quartz is made of which of the following ?
Answer:- [C] Sodium Sulphate
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(Q) Which of the following is ozone depleting pesticide?
Answer:- [D] Ethylene ozonide
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(Q) Galvanised iron is made by coating iron with?
Answer:- [A] Zinc
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(Q) Which is abundant in Gober gas?
Answer:- [B] Methane
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