Exercise 1.1 Page: 7 1. Use Euclid’s division algorithm to find the HCF of: i. 135 and...
NCERT Solutions
Question 14.1: Define environmental chemistry. Answer: Environmental chemistry is the study of chemical and biochemical processes occurring...
Question 13.1: How do you account for the formation of ethane during chlorination of methane? Answer: Chlorination...
Question 12.1: What are hybridisation states of each carbon atom in the following compounds? CH2=C=O, CH3CH=CH2, (CH3)2CO,...
Question 11.1: Discuss the pattern of variation in the oxidation states of (i) B to Tl and...
Question 10.1: What are the common physical and chemical features of alkali metals? Answer: Physical properties of...
Question 9.1: Justify the position of hydrogen in the periodic table on the basis of its electronic...
Question 8.1: Assign oxidation numbers to the underlined elements in each of the following species: (a) NaH2PO4 (b)...
Question 7.1: A liquid is in equilibrium with its vapour in a sealed container at a fixed...
Question 6.1: Choose the correct answer. A thermodynamic state function is a quantity (i) used to determine...
