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Q. No.Chloride ore among the following is:
1. malachite
2. magnesite
3. magnetite
4. Karnalite
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyChalcogens are:
1. hydrocarbons
2. ore forming elements
3. oxide forming elements
4. those having ability to catenate
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe following equation represents a method of purification of nickel by,
Ni + 2CO Ni(CO)4 Ni +4CO this method is:
impure pure
1. Cupellation
2. Mond's process
3. Van Arkel method
4. Zone refining
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich pair of elements can form alloy?
1. Zn and Cu
2. Fe and Hg
3. Fe and C
4. C and Pt
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyCupellation process is used in the metallurgy of:
1. copper
2. silver
3. lead
4. iron
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyChile saltpetre is the ore of:
1. Mg
2. K
3. Na
4. Ca
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyBlast furnace is used in the metallurgy of:
1. Al
2. Fe
3. gold
4. Ag
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyLiquation is used to purify:
1. Pb
2. Sn
3. Bi
4. All
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWolframite ore contains:
1. Zn
2. W
3. Hf
4. Au
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe process in which ore is heated in limited supply of air below its melting point is known as:
1. Roasting
2. Calcination
3. Reduction
4. Distillation
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologySelect Question Set:
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