std 7 sanskrut ch 1 sem 2

The least and most stable resonating structure respectively are: (1) CH_(2)=CH-CH-CH-C-CH_(3) (2) CH_(2)=CH-CH-CH=C-CH_(3)O^(Theta) (3) CH_(2)-CH-CH=CH-C-CH_(3) (4) CH_(2)=CH-CH=CH-C-CH_(3) (А) 1,4 (В) 2,3 (С) 4,1

Pusa Sem 2 is a disease resistant crop variety of

LetR be the relation on the seM = {1, 2, 3, 4} given by R = {(1,2), (2,2), (1,1), (4,4), (1,3), (3, 3), (3,2)}. Then

Define the term fatty acids. Give the common and IUPAC names for the following fatty acids: (i) CH_(3) (CH_(2))_(14) COOH (ii) CH_(3) (CH_(2))_(16) COOH (ii) CH_(3) (CH_(2))_(7) CH=CH(CH_(2))_(7) COOH

Consider the following organic compound overset(1)CH_(3)overset(2)CH_(2)overset(3)CH_(2)overset(4)CH_(2)overset(5)CH_(2)overset(6)CH_(2)overset(7)CH_(3) To make it a chiral compound, the attack should be on carbon

Which is not the correct representation of the pi electron transfer? 1) CH_3-CH=CH_2 2) CH_2=CH-CH_2-CH_3 3) CH_3-CH=CHCN 4) CH_3-CO-CH_2-CH=CH_2

In himgiri, karan Rai, Pusa Gaurav, Pusa sem-2, Pusa snowball k-1 , pusa a-4 and pusa komal, how many crops are diseas resistance and pest resistance respectively?