Reasoning Number System| Number Series Reasoning for RRB GROUP D| #shorts

He cited a number of reasons for his absence.

Number of groups in d-block

Assertion:Atomic number of the element ununtrium is 113. Reason:According to IUPAC system of nomenclature,the numerical roots for 1,1 and 3 are un,un and tri respectvely.

Assertion : Avogadro number is the number of atoms in onegram mole. Reason : Avogadro number is a dimensionless constant.

Assertion: Shielding effect increases as we go down the group. Reason: More is the number of electrons in the penultimate shell, more is shielding.

Assertion : Wave number is the number pf waves per units length. Reason : Wave number =(1)/(lambda) .

Assertion : Number of chromosomes in one genome is equal to number of linkage groups. Reason : Linkage groups give important information about the location of genes in the chromosomes.

Assertion: Number of chromosomes in one genome is equal to the number of linkage groups. Reason : Linkage groups give important information about the location of genes in the chromosomes.