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Class 10 · Science · Easy
→Which chemical formula represents washing soda, used for washing clothes and softening hard water?
Class 10 · Science · Easy
→Which salt is commonly used as an antacid to relieve indigestion caused by excess stomach acid?
Class 10 · Science · Easy
→Which of the following aqueous solutions turns blue litmus red?
Class 10 · Science · Easy
→Washing soda is mainly used for what purpose?
Class 10 · Science · Medium
→Which of the following salts can turn red litmus blue in its aqueous solution?
Class 10 · Science · Easy
→Which of the following solutions turns red litmus paper blue?
Class 10 · Science · Easy
→Which substance can help give relief from acid in an ant sting?
Class 10 · Science · Easy
→Why is toothpaste made mildly basic?
Class 10 · Science · Easy
→For tooth decay, mouth pH below which value is considered harmful?
Class 10 · Science · Easy
→Milk of magnesia reduces the effect of what in the stomach?
Class 10 · Science · Easy
→Which substance gives relief during excess acidity in the stomach?
Class 10 · Science · Easy
→What are the general products of a neutralisation reaction?
Class 10 · Science · Easy
→A student dipped blue litmus paper into a colourless solution, and it turned red. Which conclusion about the solution is correct?
Class 10 · Science · Easy
→Carbon dioxide is identified using which liquid?
Class 10 · Science · Easy
→Which of the following substances turns red litmus paper blue in an aqueous solution?
Class 10 · Science · Easy
→What main products are formed when an acid reacts with a metal carbonate?
Class 10 · Science · Easy
→What sound is heard when a burning splint is brought near hydrogen gas?
Class 10 · Science · Easy
→A student dips blue litmus paper into a solution, and it turns red. Which conclusion about the solution is correct?
Class 10 · Science · Easy
→Which of the following substances has an aqueous solution that turns red litmus paper blue?
Class 10 · Science · Easy
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