Chemical Reactions and Equations
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Question
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100
The metal M reacts vigorously with water to form a solution S and a gas G. The solution S ...
By Deepak Rock, 4 years ago
replies 1
0
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140
A metal X forms a salt XSO4. The salt XSO4 forms a clear solution in water which reacts wi...
By Deepak Rock, 4 years ago
replies 1
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171
A silvery-white metal X taken in the form of ribbon, when ignited, burns in air with a daz...
By Deepak Rock, 4 years ago
replies 1
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1
138
A solid substance P which is very hard is used in the construction of many buildings, espe...
By Deepak Rock, 4 years ago
replies 1
0
1
142
When metal X is treated with a dilute acid Y, then a gas Z is evolved which burns readily ...
By Deepak Rock, 4 years ago
replies 1
0
1
142
When water is added gradually to a white solid X, a hissing sound is heard and a lot of he...
By Deepak Rock, 4 years ago
replies 1
0
1
136
When the solution of substance X is added to a solution of potassium iodide, then a yellow...
By Deepak Rock, 4 years ago
replies 1
1
1
374
What do you understand by exothermic and endothermic reactions? (b) Give one example of an...
By Deepak Rock, 4 years ago
replies 1
0
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400
State the various characteristics of chemical reactions. (b) State one characteristic each...
By Deepak Rock, 4 years ago
replies 1
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1
169
What is meant by a chemical reaction? Explain with the help of an example. (b) Give one ex...
By Deepak Rock, 4 years ago
replies 1
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