How halides and sulphides form in organic chemistry?, Halides   Transi...

Halides   Transition metals react with halogens at high temperatures to form halides. These reactions have very high activation energies; therefore, high temperatures are requ

Ionic bond,

The formation of energy bonds in solids are in accordance, The formation of...

The formation of energy bonds in solids are in accordance with: (1) Heisenberg's uncertainty principle   (2)Bohr's theory (3 )Ohm's law (4) Rutherford's atomic model

Calorimetry, 240 g of water at 20 degree C are mixed with a sample of iron ...

240 g of water at 20 degree C are mixed with a sample of iron at 500 degree C. The final temperature of the system is 42 degree C. Find the mass of the iron sample

Polymers, WhT is pollymara

WhT is pollymara

Nucleic acids - biomolecules, Nucleic Acids - Biomolecules  In every li...

Nucleic Acids - Biomolecules  In every living molecule there are available in nucleo-proteins that are made up of proteins and natural polymers of great biological significance

Which one pair of atoms or ions will have same configuration, Which one pai...

Which one pair of atoms or ions will have same configuration: (1) F + ans Ne      (2)  Li + He -       (3) C l - and Ar            (4) Na and K Ans: Cl - an

Calculate the specific heat of strange metal, Q. Calculate the specific hea...

Q. Calculate the specific heat of strange metal? Ans. You found a 50.0 sample of an unknown metal while you were scuba diving near the remains of anancient ship wreck. To test

Periodic classification, atoms combine to form molecule because they tend t...

atoms combine to form molecule because they tend to

Tests for acetone - indigo test and iodoform test, Tests for acetone - Indi...

Tests for acetone - Indigo test and Iodoform test (a) Indigo test: When a small amount of orthonitrobenzaldehyde is added to approximately 2 ml. of acetone and it is diluted al