R and S Configuration

Q. what is sextext electronic configuration in heterolytic clevage ?

Q. How many significant figures are there in 2020 ?

Q. What is the difference between nodal plane, nodal surface, angular node? Give value of each of these in dz².

Q. How many sp2 and sp hybridised carbon atoms are present in C6H4(benzene ring like structure

Q. if carbon containing group is present in the carbon chain when to consider that carbon of functional group and when to not ?

Q. List-I contains chiral molecules and List-II contains number of stereoisomers.
Which of the following has the correct combination considering List-I and List-II?

1. $\left(I\right)\to \left(p\right)and\left(III\right)\to \left(q\right)$
2. $\left(I\right)\to \left(q\right)and\left(III\right)\to \left(q\right)$
3. $\left(I\right)\to \left(q\right)and\left(III\right)\to \left(s\right)$
4. $\left(I\right)\to \left(p\right)and\left(III\right)\to \left(r\right)$

Q. All chiral centres with R configuration are dextrorotatory.

1. True
2. False

Q. What is the meaning of space lattice? Diffrence b/w long range orser and short range order in simple language.

Q. Are iso and sec propyl structure s are same

Q. 10.B.D.E. of N2+ and C2+ are equal. Explain

Q. How many alpha hydrogens are there in benzene?

Q. List-I contains chiral molecules and List-II contains number of stereisomers.
Which of the following has the correct combination considering List-I and List-II?

1. $\left(II\right)\to \left(s\right)and\left(IV\right)\to \left(q\right)$
2. $\left(II\right)\to \left(q\right)and\left(IV\right)\to \left(p\right)$
3. $\left(II\right)\to \left(s\right)and\left(IV\right)\to \left(p\right)$
4. $\left(II\right)\to \left(r\right)and\left(IV\right)\to \left(p\right)$

Q. how many alkyl group can be formed from normal butane?

Q. is the term used to describe a compound which rotates light in the clockwise direction.

1. Dextrorotatory
2. Laevorotatory
3. R
4. S