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रासायनिक अभिक्रिया से क्या समझते हैं ? What do you understand by chemical reaction?
Chemistry
- asked 4 years ago
- B Butts
1
answers
43
views
1
answers
48
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सोडियम को केरोसीन तेल में डुबोकर क्यों रखा जाता है? Why is sodium kept immersed in kerosene oil?
Chemistry
- asked 4 years ago
- B Butts
1
answers
33
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1
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39
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1
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41
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1
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35
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36
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1
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50
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1
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25
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संक्षारण से क्या समझते हैं? What do you understand by corrosion?
Chemistry
- asked 4 years ago
- B Butts
1
answers
43
views
1
answers
32
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धातुएँ विद्युत के सुचालक क्यों होती हैं ? Why are metals good conductors of electricity?
Chemistry
- asked 4 years ago
- B Butts
1
answers
33
views
ऐसा धातु का उदाहरण दीजिए जो Give an example of a metal which
Chemistry
- asked 4 years ago
- B Butts
1
answers
33
views
संक्षारण से बचने की तीन विधियों को लिखें। Write three methods of avoiding corrosion.
Chemistry
- asked 4 years ago
- B Butts
1
answers
28
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सजीव प्राणियों पर एल्कोहल का क्या प्रभाव पड़ता है ? What is the effect of alcohol on living beings?
Chemistry
- asked 4 years ago
- B Butts
1
answers
32
views
आघातवर्थ्य तथा तन्य का अर्थ बताइए। State the meaning of malleable and ductile.
Chemistry
- asked 4 years ago
- B Butts
1
answers
35
views
कैरेट सोना का क्या अर्थ है ? What is the meaning of karat gold?
Chemistry
- asked 4 years ago
- B Butts
1
answers
29
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1
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64
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1
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39
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1
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31
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ऐलुमिनियम के उपयोग बताएँ। State the uses of aluminum.
Chemistry
- asked 4 years ago
- B Butts
1
answers
35
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1
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39
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1
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53
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1
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65
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1
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30
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अधातु के दो गुणधर्मों को लिखें। Write two properties of non-metals.
Chemistry
- asked 4 years ago
- B Butts
1
answers
34
views
सिरका क्या है ? इसके उपयोगों को लिखें। What is vinegar? Write its uses.
Chemistry
- asked 4 years ago
- B Butts

