Ionic Equilibrium — Chemistry STD 12 — Question

Which one of the following is called (N – ethyl – N – methyl) propanamide?

A chemical substance that forms an easily fusible slag with gangue is called as ……………

A magnetic moment of 1.73 BM will be shown by one among the following

Find the odd one out and give the reasons :

Consider the following statements.
(i) Nitrogen atom of amines is trivalent and carries a lone pair of electron.
(ii) Nitrogen atom of amines is Sp2 hybridised.
(iii) Amines posses pyramidal geometry.
Which of the above statement(s) is / are correct?

Find out the incorrect pair :

Which one of the following is formed when diethyl ether reacts with Cl2 in the presence of light?

Consider the following statements.
(i) The first member of the group-13, boron is a metalloid while others are reactive metals.
(ii) The oxides of boron and silicon are similar in their acidic nature.
(iii) Both boron and silicon form metallic hydrides.
Which of the above statement(s) is/are not correct?

Which one of the following reacts with benzaldehyde to give schiff’s base.