Q.5 The electronic configuration of an element is 1s2, 2s2 2... — Chemistry1 | Mockzy | Mockzy

MediumChemistry1

+4 / -1

Q.5 The electronic configuration of an element is 1s2, 2s2 2p6, 3s2 3p4. The atomic number of the element present just below the above element in the periodic table -

A

36

B

34

C

33

D

32

Q.4 The ionization energy of H-atom is 13.6 eV. The ionization energy of Li+2 io

Q.6 The correct decreasing order of atomic size among the following species is :

More from Some Basics Concepts of Chemistry

Q.45 A blue solution of copper sulphate becomes darker when treated with excess of ammonia. This is

Q.44 The order of stability of complexes of ion Cu+2, Ni+2, Mn+2 and Fe+2 decreases in the order -

Q.43 Peptide bond group is characteristic of-

Q.42 Which of the following is not a reducing sugar ?

Q.41 Gabriel phthalimide reaction is used to prepare -

Q.40 In hypobromite reaction of amide, carbonyl carbon atom is lost as -

Practice Chemistry1 Exams

Full-length mock tests with detailed analytics, rank, and percentile.