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Chemistry Quiz for Competitive Exams

Q1.What is the main ore of Mercury?
बुध का मुख्य अयस्क क्या है?

Q2.Eggshell is made up of which compound?
अंडे का खोल किस यौगिक से बना होता है?

Q3.Name the Water-soluble Vitamins?
पानी में घुलनशील विटामिन का नाम बताइए?

Q4.Name the common preservative in the food processing industry?
खाद्य प्रसंस्करण उद्योग में सामान्य परिरक्षक का नाम बताइए?

Q5.Name the Chemical name of ‘Washing Soda’?
वाशिंग सोडा ’का रासायनिक नाम बताइए?

Q6.Which metal is used in Photoelectric cells?
फोटोइलेक्ट्रिक कोशिकाओं में किस धातु का उपयोग किया जाता है?

Q7.What is the Chemical name of Chromic Acid?
क्रोमिक एसिड का रासायनिक नाम क्या है?

Q8.Deuterium is __ of Hydrogen.
ड्यूटेरियम हाइड्रोजन का __ है।

Q9.Name the catalyst which is used for the preparation of Vanaspati Ghee?
उस उत्प्रेरक का नाम बताइए जिसका उपयोग वनस्पती घी की तैयारी के लिए किया जाता है?

Q10.Name the Tear gas?
टियर गैस का नाम बताइए?


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