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Q. What do you mean by Dative Covalent Bonds?Dative Covalent Bonds
Ans.
Sometimes both electrons in the shared pair come from one atom. This type of bond is called a dative covalent bond.
For example, in the ammonium ion (NH4+) a dative bond occurs between the hydrogen ion (H+) and nitrogen atom. Here, the nitrogen atom supplies both of the electrons of the covalent bond:
Briefly tell me about chemical combination and its laws
An isostere is: (1) NO -2 and O 3 (2) No -2 and PO 3- 4 (3) CO 2, N 2 O, NO - 3 (4)Clo - 4 and OCN - Ans: NO -2
what is eld
1 gram of pure sodium carbonate is dissolved in water and the solution is made up to 50 ml of this solution 50 ml of 0.1 N HCl is added whose volume is 50 ml and the mixture furthe
chemical reaction needed to lift a balloon
transition elements form coloured compound. Why?
Q. Give the general formula of Organic Acids? Ans. Organic acids have the general formula RCOOH. The R- is an alkyl group or hydrogen. The functional group is -COOH and
brief notes &uses
Q. Explain Extraction of Sulphur? The most important method for the extraction of sulphur from native deposits is the frasc process developed by Herman frach in 1891. It consis
Halogen Containing Compounds Compounds that are derived from hydrocarbons by the replacement of one or more than one hydrogen atoms by the corresponding number of halogen atoms
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