What should come in place of ? in the given series?

Choose the wrong statement

Which reaction represents the correct method of extracting iron from its ore in a blast furnace?

Which dating method is commonly used to determine the age of materials from prehistoric times?

What is the chemical name of baking soda?

Which of the following substances is classified as a carbohydrate?

What is the permissible concentration of residual  chlorine present in drinking water in mg/L?

What is the chemical name for baking soda?

100 gram of ice at 0°C is mixed with 100 gram of water at 80°C. What will be the final temperature of the mixture ?

Which of the following is an example of a heterogeneous mixture?

Which of the following alkali metals has the highest specific heat?