Melting point and boiling point : Metals have high melting and boiling points. But there are esceptions-sodium and potansium melt and boil at low temperatures. Gallium and caesium can melt if kept on palm.
Metal | m.p. () | b.p. () |
---|---|---|
Zinc | 419 | 907 |
Iron | 1535 | 2750 |
Copper | 1083 | 2567 |
Silver | 962 | 2212 |
Which of the following are correct : (a) The melting point of Zinc is less than that of Iron. (b) The boiling point of Iron is less than that of Copper. | |||
Right Option : D | |||
View Explanation |
Which of the following have lowest boiling point in the given metal ? | |||
Right Option : A | |||
View Explanation |
Which of the following metal boils and melts at low temperatures ? | |||
Right Option : D | |||
View Explanation |
Abhyas 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.
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.
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.
A 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.
It 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.
One of the best institutes to develope a child interest in studies.Provides SST and English knowledge also unlike other institutes. Teachers are co operative and friendly online tests andPPT develope practical knowledge also.
My 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.
It has a great methodology. Students here can get analysis to their test quickly.We can learn easily through PPTs and the testing methods are good. We know that where we have to practice
Abhyas 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.
Being a parent, I saw my daughter improvement in her studies by seeing a good result in all day to day compititive exam TMO, NSO, IEO etc and as well as studies. I have got a fruitful result from my daughter.