Uses of Non Metals
Uses of Non Metals
Uses of Non-metals
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.
Hydrogen:
1. Used for making fertilisers by ammonia
2. Liquid Hydrogen is used as fuel in spaceships
Carbon:
1. Diamond is used as a gem, and for cutting glass.
Which of the following are correct : (a) The most abundant non - metal in the earth's crust is oxygen, which constitutes about 50% of the earth's crust. (b) Sulphur is used in vulcanization of rubber, as fungicide and in manufacture of dyes, gun powder etc. (c) A paste of iodine in petroleum jelly is used as pain reliver under the name Iodex. | |||
| Right Option : D | |||
| View Explanation | |||
Which of the following is the most abundant non - metal in the earth's crust? | |||
| Right Option : B | |||
| View Explanation | |||
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 | |||
| View Explanation | |||
Students / Parents Reviews [10]
My experience with Abhyas is very good. I have learnt many things here like vedic maths and reasoning also. Teachers here first take our doubts and then there are assignments to verify our weak points.
Shivam Rana
7thIt was good as the experience because as we had come here we had been improved in a such envirnment created here.Extra is taught which is beneficial for future.
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Hiya Gupta
8thMy experience was very good with Abhyas academy. I am studying here from 6th class and I am satisfied by its results in my life. I improved a lot here ahead of school syllabus.
Ayan Ghosh
8thI have spent a wonderful time in Abhyas academy. It has made my reasoning more apt, English more stronger and Maths an interesting subject for me. It has given me a habbit of self studying
Yatharthi Sharma
10thA marvelous experience with Abhyas. I am glad to share that my ward has achieved more than enough at the Ambala ABHYAS centre. Years have passed on and more and more he has gained. May the centre flourish and develop day by day by the grace of God.
Archit Segal
7thAbhyas Methodology is very good. It is based on according to student and each child manages accordingly to its properly. Methodology has improved the abilities of students to shine them in future.
Manish Kumar
10thAbout 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.
Shreya Shrivastava
8thAbhyas is a complete education Institute. Here extreme care is taken by teacher with the help of regular exam. Extra classes also conducted by the institute, if the student is weak.
