PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
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Answer variants:
\(CaSO_4.\frac{1}{2}H_{2}O\)
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\(HC\) is a weak acid and undergoes complete ionisation whereas \(CH_3COOH\) does not as it is a strong acid.
1. A compound which is prepared from gypsum has the property of hardening when mixed with a proper quantity of water. Identify the compound and write its chemical formula.
2. How will you test for the gas which is liberated when hydrochloric acid reacts with an active metal?
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