SAT (Stage-2) M...

Which of the following is an electrovalent compound?

The correct electronic configuration of oxygen atom, as per the quantum mechanics model, is:

Give the valency of the element with the electronic configuration: 1s², 2s², 2p¹.

Observe the part of the periodic table shown below:

Identify the element having the smallest atomic radius.

Given below is a section of the periodic table:

Select the most electronegative and the most metallic among the listed elements.

The allotropic form of carbon known as charcoal

What is the common name of 2,2-Dimethyl propane?

Identify the correct statements regarding alloys.

I. Both bronze and brass are alloys of copper.
II. Besides lead, solder also contains copper.
III. Stainless steel does not contain any non metal.
IV. Duralumin also contains copper.

Of these statements, which of the following are correct?

Iron pipes are used for the transportation of water in homes and commercial places. Being in constant contact with water and oxygen, the pipes are prone to corrosion. Which of the following methods is adopted to prevent rusting or corrosion of water pipes?

Silver objects tarnish on exposure to air due to the formation of a layer of compound 'X' on its surface. Determine the compound 'X'.

During which of the following phases does DNA duplicate itself?

The connective tissue joining a bone with another bone is

Which one of the following options is a component of chlorophyll?

Which of the following is a synthetic plant hormone?