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Which one is the electronic configuration of Fe +2 : (1) 1s 2, 2s 2 , 2p 6 , 3s 2 , 3p 6 , 3d 6 (2) 1s 2 , 2s 2 , 2p 6 , 3s 2 , 3p 4 , 4s 2 (3) 1s 2 , 2s 2 ,
This among the following elements has the tendency to form covalent compounds: (1) Ba (2) Be
How many types of colloidal system? and which are they?
How is chemistry important in medicine & healthcare?
convert benzene to phathalic acid #Minimum 100 words accepted#
Q. What do you understand by dissolved oxygen in water? How does it create trouble in boiler? Give chemical methods with suitable reactions to remove it from the water. Ans.
Biodegradable polymers These are the polymers that are degraded through micro-organisms in an appropriate period so that biodegradable polymers and their degraded products do n
apparatus and principle of Flah photolysis...and 3rd order reaction with two same and one different concentration.
The charge on the atom containing 17 protons, 18 neutrons and 18 electrons is: (1) +1 (2) -2 (3) -1 (4)Zero Ans: -1
Mixtures can always be separated by physical means. Describe how you would separate the components in a mixture of table salt and sand.
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