All Questions
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469
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245
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धातुओं के दो रासायनिक गुणों को लिखें। Write two chemical properties of metals.
Chemistry
- asked 9 months ago
- B Butts
1
answers
449
views
1
answers
520
views
1
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210
views
1
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535
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सोडियम को केरोसीन तेल में डुबोकर क्यों रखा जाता है? Why is sodium kept immersed in kerosene oil?
Chemistry
- asked 9 months ago
- B Butts
1
answers
353
views
1
answers
364
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धनायन का आकार परमाणु से कम क्यों होता है ? Why is the size of a cation smaller than an atom?
Chemistry
- asked 10 months ago
- B Butts
1
answers
218
views
1
answers
919
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थर्मिट अभिक्रिया क्या है? What is thermit reaction?
Chemistry
- asked 9 months ago
- B Butts
1
answers
561
views
1
answers
774
views
योगिक और मिश्रण में अंतर स्पष्ट करे ? Explain the difference between a compound and a mixture?
Chemistry
- asked 1 year ago
- B Butts
1
answers
257
views
1
answers
330
views
एथनॉल (C2H5OH) के भौतिक गुणधर्मों को लिखें। Write the physical properties of ethanol (C2H5OH).
Chemistry
- asked 9 months ago
- B Butts
1
answers
590
views
1
answers
288
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कैरेट सोना का क्या अर्थ है ? What is the meaning of karat gold?
Chemistry
- asked 9 months ago
- B Butts
1
answers
516
views
1
answers
506
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1
answers
1.1k
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चार पादप हार्मोन के नाम एवं कार्य लिखिए । Write the names and functions of four plant hormones.
Chemistry
- asked 1 year ago
- B Butts
1
answers
454
views
प्रतिस्थापन अभिक्रिया क्या हैं ? What are substitution reactions?
Chemistry
- asked 9 months ago
- B Butts
1
answers
232
views
1
answers
909
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1
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302
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कौन-सी धातुएँ आसानी से संक्षारित नहीं होती हैं ? Which metals do not corrosive easily?
Chemistry
- asked 9 months ago
- B Butts
1
answers
228
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संक्षारण से क्या समझते हैं? What do you understand by corrosion?
Chemistry
- asked 9 months ago
- B Butts
1
answers
261
views
1
answers
737
views
प्रकाश-अपघटन अभिक्रिया से क्या समझते हैं ? What do you understand by photolysis reaction?
Chemistry
- asked 9 months ago
- B Butts
1
answers
924
views
1
answers
309
views
1
answers
265
views
1
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259
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समजातीय श्रेणी क्या है ? उदाहरण के साथ समझाइए। What is an ethnic category? Explain with example.
Chemistry
- asked 9 months ago
- B Butts