Used to manufacture of matches. The head of safety matches are made of an oxidizing agent such as potassium chlorate, mixed with sulfur, fillers and glass powder.
1. Used for making fertilisers by ammonia
2. Liquid Hydrogen is used as fuel in spaceships
1. Diamond is used as a gem, and for cutting glass.
Which of the following is a constituent of the substance applied on the head of the match - stick? | |||
Right Option : A | |||
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Which of the following are correct : (a) Hydrogen is used for making fertilisers by ammonia. (b) Chlorine is used as water disinfectant and in the manufacture of pesticides. | |||
Right Option : C | |||
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Which of the following is the most abundant non - metal in the earth's crust? | |||
Right Option : B | |||
View Explanation |
Usually we see institutes offering objective based learning which usually causes a lag behind in subjective examinations which is the pattern followed by schools. I think it is really a work of planning to make us students grab the advantages of modes of examination, Objective Subjective and Onli...
About Abhyas metholodology the teachers are very nice and hardworking toward students.The Centre Head Mrs Anu Sethi is also a brilliant teacher.Abhyas has taught me how to overcome problems and has always taken my doubts and suppoeted me.
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