p- block
why pentahalids are more covalent than tetrahalids
The important methods for the preparation of alcohol on large-scale are given below:
Describe the difference between law of multiple proportions and law of definite proportions?
The volume of water to be added to 100cm3 of 0.5 N N H2SO4 to get decinormal concentration is : (a) 400 cm3 (b) 500cm3 (c) 450cm3 (d)100cm3
Choose the right answer from following. In a solution of 8.7g benzene C6H6 and 46.0 gm toluene ,(C6, H5, CH3) the mole fraction of benzene in this solution is: (a)1/6 (b)1/5 (c)1/2 (d)1/3
Can someone please help me in getting through this problem. 10 litre solution of urea comprises of 240 gm urea. The active mass of urea is: (i) 0.04 (ii) 0.02 (iii) 0.4 (iv) 0.2
It may be prepared by the action of phosphorus on thionyl chloride.P4 + 8SOCl2 4
what is the meaning of fourth power of valency of an active ion?
Can someone please help me in getting through this problem. The solution ofAl2(SO4)3 d = 1.253gm/m comprise 22% salt by weight. The molarity, normality and molality of the solution is: (1) 0.805 M, 4.83 N, 0.825 M (2)
Describe the number of electrons in the benzene? Write a short note on it?
Choose the right answer from following. NaClO solution reacts with H2SO3 as,. NaClO + H2SO3→NaCl+ H2SO4. A solution of NaClO utilized in the above reaction contained 15g of NaClO per litre. The
18,76,764
1943166 Asked
3,689
Active Tutors
1452644
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!