Question
Which of the following reactions represents symbolic
combination reaction?Solution
The correct answer is B
Absolute alcohol is prepared from rectified spirit by using the following process :
Which radioactive element is used in heart pacemakers?
The height of a geo-stationary satellite from the Earth's surface is approximately :
To prevent heart problems, blood of a normal healthy person should have
- low cholesterol level
- high HDL level
Flemings right hand rule is used to find the direction of the β
Which of the following is the hardest mineral?
The Polymerisation of which of the following is used in the manufacturing of polythene in industry?
Ethane gas has a slightly _____ taste.
What changes will happen to a bowl of ice and water kept at exactly zero degree Celsius?
Which of the following is the most abundant element on earth?