Day 413: MHT-CET Chemistry

1. A.
   ${Fe}_{3}O_{4}$
2. B.
   ${Mn}_{3}O_{4}$
3. C.
   ${Pb}_{3}O_{4}$
4. D.
   ${Na}_{2}{\text{ }S}_{4}O_{6}$

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1. A.
   ionic bond
2. B.
   covalent bond
3. C.
   weak dipole-dipole interactions
4. D.
   metallic bond

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1. A.
   Elevation in boiling point
2. B.
   Depression in freezing point
3. C.
   Osmotic pressure
4. D.
   Relative lowering of vapour pressure

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1. A.
   $54$ g
2. B.
   $108$ g
3. C.
   $180$ g
4. D.
   $216$ g

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1. A.
   Gradation of lubricant oils
2. B.
   Indication of Cardiovascular disease
3. C.
   Cleansing action of soap
4. D.
   Thickening of glass panes of old buildings

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