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Science Write the following Statement Is True Or False. & Write True Statement.

Substances in Common Use · Maharashtra Board STD 9 (MSBSHSE - Semi English Medium). 19 questions.

Questions

Write the following Statement Is True Or False. & Write True Statement.

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19 questions · self-marked practice — reveal the answer and mark yourself.

Question 11 Mark
The hard water becomes soft on adding baking soda $(NaHCO_3)$
Answer
False. Hard water becomes soft on adding washing soda $(Na_2CO_3.10H_2O)$
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Question 21 Mark
Bleaching powder available in market is classified on the basis of colour.
Answer
False. Bleaching powder available in market is classified on the basis of percentage of chlorine present in it.
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Question 71 Mark
Molten state of NaCl is also called as solid state.
Answer
False. Molten state of NaCl is also called as fused state.
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Question 91 Mark
Sodium chloride is formed by neutralization reaction between sodium hydroxide and calcium carbonate.
Answer
False. Sodium chloride is formed by a neutralization reaction between sodium hydroxide and hydrochloric acid.
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Question 181 Mark
On addition of universal indicator the colour of table salt changes to pink.
Answer
False. On addition of universal indicator the colour of table salt changes to green.
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