Quantitative Analysis, A hydrocarbon z with molecular mass 78 on combustion...

A hydrocarbon z with molecular mass 78 on combustion gave 3.384g of carbon (IV) oxide and 0.693g of water. Determine the molecular formula of Z and draw its structure. [H=1, C=12,

Tri hydric alcohol, Physical properties of tri hydric alcohol

Physical properties of tri hydric alcohol

Hydrogen, It is stated that Bohrs theory is applicable to hydrogen like ion...

It is stated that Bohrs theory is applicable to hydrogen like ions.why? Ans) It is not stated in bohr''s theory but it is a drawback of his theory. The reason for this is

The ionic character, The covalent compound  HCl has the ionic character as:...

The covalent compound  HCl has the ionic character as: (1) The electronegativity of hydrogen is greater than that of chlorine (2) The electronegativity of hydrogen is equal

Ionic bond,

P block elements, can i have some reactions of p block elements such as in ...

can i have some reactions of p block elements such as in water,with oxygen,in acid etc...

Organic compound, diversity and magnitude of organic compound???

diversity and magnitude of organic compound???

Organic Chemistry, How are formalin and trioxane related to methanol?

How are formalin and trioxane related to methanol?

An electron has principal quantum number, An electron has principal quantum...

An electron has principal quantum number 3. The number of its (i) sub-shells and (ii) orbitals would be respectively: (1) 3 and 5            (2) 3 and 7    (3) 3 and 9

What is standard deviation, What is Standard deviation? Standard deviatio...

What is Standard deviation? Standard deviation tells about the widely spread out of the measured analytical data points. Highly precised measurements are less standard deviation.