chemistry class 10 chapter 1 mcq
Dyes or dyestuffs are coloured substances capable of imparting their colours to
1. Fibres
2. Papers
3. Poly ethylene bags
4. Walls
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The compound used in face-powder for adherence
1. Calcium stearate
2. Zinc stearate
3. Magnesium stearate
4. All the above
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Which of the following substance is used for absorbency in face-powder
1. Zinc oxide
2. Calcium carbonate
3. Calcium stearate
4. Zinc stearate
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Which of the following is used in face-powder for slip
1. Magnesium oxide
2. Magnesium silicate
3. Lakes
4. Calcium stearate
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