Which of the following is isoelectronic : Na+ , Ar ,Mg2+ , S2-

Which of the following is isoelectronic pair?

Which of the following are isoelectronic species i.e., having the same number of electrons ? Na ^(+) , K ^(+), Mg ^(2+) , Ca ^(2+), S ^(2-) Ar ,

Which of the following solids is not an electrical conductor? Mg(s) TiO(s) I_2 (s) H_2O(s)

Which of the following pairs of ions are isoelectronic and isostructural?

Which of the following is evolved when Na2CO3 is heated ?

Which neutral molecule is isoelectronic with CIO- ?

Balance the following equation : Na + O2 → Na2O

State which of the following statement are true or false: Mg_3N_2 + 6H_2O gives 3 Mg(OH)_2+ 2NH_3 is a balanced equation.

Which of the following gives iodoform on heating with a solution of I_2 containing Na_2CO_3 ?

Which of the following will increase the voltage of the cell Sn(s)+2Ag^(+)(aq)rarrSn^(2+)(aq)+2Ag(s)