Questions

If the electronic configuration of elements A and B are 1S2, 2S2 2P6, 3S1 and 1S2, 2S2 2P6, 3S2 3P4 respectively, then the formula of the compound formed by the combination of these elements will be:

Which of the following causes damage to bridges, iron railings and all objects made of metals?

Cholesterol is synthesized by the body mainly in the

Which of the following is at the second trophic level of a food chain?

In November 2017, Indian Government approved setting up of ‘Pradhan Mantri Mahila Shakti Kendras’. These will be set up in how many most backward districts of the country?

According to Article 75 of Indian Constitution, the ministers are collectively responsible to the Parliament in general and to the _____ in particular.

In which year was Facebook started?

Which is the correct inverted sequence (last to first) of Mughal Emperors who ruled the Indian Subcontinent?