How are elements grouped into various families in the periodic ta… - Vidyadip

Question

How are elements grouped into various families in the periodic table?

✓

Answer

Based on the physical and chemical properties of elements, they are grouped into various families.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "[2 Mark Questions]" from CHEMISTRY CH11 Atomic Structure→CHEMISTRY CH11 Atomic Structure — all question types→Science STD 9 question papers→Tamilnadu Board STD 9 question papers→Tamilnadu Board question paper generator→

Similar questions

State Fleming’s Left Hand Rule.

Two persons are at opposite ends of a steel rod. One strikes the end of rod with a stone. Find the ratio of time taken by the sound wave in air and in steel to reach the second person.
(Sound of speed in steel $=5960 ms ^{-1}$, Sound of speed in air $=344 ms ^{-1}$ )

Which flowering plant shows photonasty just opposite to that of Dandelion?

A body vibrates 3000 times in one minute. If the velocity of sound in air $330 ms ^{-1}$, find (i) Frequency of vibration (ii) Wavelength.

While conducting experiments to study the effects of various stimuli on the plants, it was observed that the roots of a plant X grow and bend towards two stimuli A and B but bend away from a third stimulus C. The stem of the plant X however bends ” away from stimulus A and B but bends towards the stimulus C. The stimulus B is known to act on the roots due to factors related with Earth. Keeping these points in mind, answer the following questions:

Why is transpiration called as necessary evil?

Draw and mark the parts of vernier caliper

What are the end products of digestion of starch, proteins and fats respectively?

What are centripetal acceleration and centripetal force?

Write the spherical mirror formula and explain the meaning of each symbol used in it.