Questions

The element with the highest electron affinity among halogens is

___ is the transition of a substance directly from the solid to the gas phase without passing through the intermediate liquid phase.

Which among the following is used to generate light, to weld metals?

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

Little knowledge of playing volleyball (1)/ that she possessed proved to be (2)/helpful at the time of inaugural match. (3)/ No Error (4)

Two football players A and B from opposing teams start from the same corner. A runs 35 m East, then 15 m South, turns to his right and runs 60 m.Meanwhile B runs 20 m North, then 25 m West, turns left and runs 20 m. What is the position of B with respect to A?

Who proposed five kingdom classification?

Who discovered Uranus?

Who was the first to score a perfect 10 in Olympics in gymnastics?