Allotropy, what is allotropy

what is allotropy

Determine total number electrons in nitrate ion, Nitrogen atom has an atomi...

Nitrogen atom has an atomic number of 7 and oxygen has an atomic number 8. The total number of electrons in a nitrate ion will be: (1) 8        (2) 16      (3) 32

Polymers, giving correct formulas give the reactantsand products in the for...

giving correct formulas give the reactantsand products in the formation of poly2 butane

Colour and constitution.., write a short note on colour and constitution

write a short note on colour and constitution

Determine uncertainty in momentum of an electron, The uncertainty in moment...

The uncertainty in momentum of an electron is 1 x 10 -5 kgm/ s  . The uncertainity in its position will be( h= 6.63 x 10 -34 Js) : (1)  5.28 x 10 -30 m

inorganic chemistry, Anomalous behaviour of carbon and silico

Anomalous behaviour of carbon and silicon

#title, Aluminium utensils should not be kept in water overnight.Give reaso...

Aluminium utensils should not be kept in water overnight.Give reason

Ionic bond,

Periodic table, what groups comprise each block of elements(s,p.d and f blo...

what groups comprise each block of elements(s,p.d and f blocks)in the periodic table

Conductance, what is gas ion electrode?

what is gas ion electrode?