Question Text
Question 1 :
Which of the following is related to the uses of carbon?
Question 2 :
Saloni took a piece of burning charcoal and collected the gas evolved in a test tube. What would be the nature of the gas?
Question 4 :
Which of the following is related to the uses of iron?
Question 5 :
Which of the following is related to the uses of mercury?
Question 9 :
Which of the following is related to the uses of copper?
Question 11 :
State true or false: Copper displaces zinc from zinc sulphate solution.
Question 12 :
Which of the following is related to the uses of gold?
Question 16 :
Give reason why: Aluminium foils are used to wrap food items.
Question 17 :
Paheli: I heard that magnesium is found in plants. In what form is it found in them?
Question 18 :
Which of the following is related to the uses of carbon?
Question 20 :
Which of the following is related to the uses of aluminium?