metallic chemistry
why transation metals show charaterstic colours to the flame?
Explain DNA organic in brief?
living beings are made up of organic and inorganic substances.according to their complexity of their molecules how can ach of these substances be classified?
I want it before 8 am tomorow please. I am just wondering how much is going to be ?
Explain the reason behind that the chemists have not created a periodic table of compounds?
. Boiling pointsThe boiling points of monohalogen derivatives of benzene, which are all liquids, follow the orderIodo > Bromo > ChloroThe boiling points of isomeric dihalobe
Explain what is octet rule in chemistry?
Help me to solve this question. Which of the following is incorrect: (a) Relative lowering of vapour pressure is independent (b)The vapour pressure is a colligative property (c)Vapour pressure of a solution is lower than the vapour pressure of the solvent (d)The
To 5.85gm of Nacl one kg of water is added to prepare of solution. What is the strength of Nacl in this solution (mol. wt. of nacl = 58.5)? (a) 0.1 Normal (b) 0.1 Molal (c) 0.1 Molar (d) 0.1 FormalAnswer:
What do you mean by the term hydra? Briefly define it.
Briefly describe the difference in the Mendeleev’s table and modern periodic table?
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