Question
One of the following elements has an atomicity of ‘one’. This element is:
✓
Answer
- Helium.
The atomicity of Helium(He) is 1.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
A stone is thrown upwards as shown in the diagram. When it reaches P, which of the following has the greatest value for the stone?
- Its Acceleration.
- Its kinetic energy.
- Its potential energy.
- Its weight.
A freely falling object travels 4.9m in 1st second, 14.7m in 2nd second, 24.5m in 3rd second, and so on. This data shows that the motion of a freely falling object is a case of:
When a balloon held between the hands is pressed, its shape changes. This happens because:
Why is atom electrically neutral:
A student sitting at the top of a tree has ...... than the student who is sitting on the ground:
Acceleration due to gravity (due to the shell) at any point inside the shell is:
Salt dissolves in water to form salt water. Name the solvent.
The value of quantity G in the formula for gravitational force:
- Depends on mass of the earth only.
- Depends on the radius of earth only.
- Depends on both mass and radius of earth.
- Depends neither on mass nor on radius of earth.
Which of the following pair of elements represents a mole ratio of 1 : 1?
The conversion of a solid into vapours without passing through the liquid state is called: