Question 5 : Which of the following is used to decolourize bottle glasses
Question 6 : The purest form of silicon dioxide is-----
Question 7 : Which of the following trihalides of nitrogen is stable?
Question 8 : Which of the following is used in baking powder and toothpastes?
Dear rahina, your question requires a lot of work, which neither of our experts is ready to perform for free. We advise you to convert it to a fully qualified order and we will try to help you. Please click the link below to proceed: Submit order