AP Police Constable practice question
Which of the following, when dissolved in water, turns blue litmus paper red?
From a AP Police Constable Science practice set · Science
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Correct answer: (B) An acid
An acid, when dissolved in water, turns blue litmus paper red.
हिंदी में प्रश्न
निम्नलिखित में से कौन सा, पानी में घुलने पर, नीले लिटमस पेपर को लाल कर देता है?
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (B) एक अम्ल
एक अम्ल, पानी में घुलने पर, नीले लिटमस पेपर को लाल कर देता है।
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