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The equation Δ x Δp ≥ h/ 4Π shows:
(1) de-Broglie relation
(2) Heisenberg's uncertainty principle
(3) Aufbau principle
(4) Hund's rule
ans: Heisenberg's uncertainty principle
how many mole ratios can be obtained from the following equation? Na2S+Cd(NO3)2-2NaNo3+CdS
Ionic compounds do not have: (1) Hard and brittle nature (2) High melting and boiling point (3) Directional properties (4) Soluble in polar solvents Ans: Direction
Polymerization The tendency of many molecules to aggregate and form dimmers (e.g. Al2Cl6 2), extended polymeric, or larger oligomers structures can be regarded as a donor-accep
Be 2+ is isoelectronic with: (1) Mg 2+ (2) Na + (3) Li + (4) H + Ans: Li +
500-600 words
Name the chemical components which constitute nucleotides. Write any two functions of nucleotides in a cell.
Explain enantiomer The two structures differ in configuration at both asymmetric carbons. They are enantiomers.
How do i find the concentration of Cl- ion in 0.60 M AlCl3 solution?
what are medicinal applications of coordination complexes
Why do Zr and Hf show similar properties?
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