ICSE Class 10 Answered
Asked by rickykumar00001 | 15 Jun, 2015, 07:25: PM
Expert Answer
Coordinate bond compounds: NH+4, H3O+
Solid covalent compounds: Diamond, Boron nitride, Silicon carbide
Gaseous polar compounds: H2S, PH3, NH3
Gaseous non-polar compounds: Methane (CH4), Ethylene (C2H4)
Liquid non-polar compounds: Gasoline, Toluene
Two examples of salts which are hygroscopic: Zinc chloride, Sodium hydroxide
Two important uses of Washing soda:
1. Washing soda can remove grease, blood, ink, tea and coffee stains.
2. A regular solution of washing soda and warm water will brighten venetian blinds, and help repel dust.
Answered by Arvind Diwale | 16 Jun, 2015, 10:29: AM
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