All Questions
1
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214
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1
answers
178
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1
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222
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ध्वानिक किसे कहते हैं ? Who is called phonic?
Chemistry
- asked 2 months ago
- B Butts
1
answers
240
views
1
answers
250
views
थर्मिट अभिक्रिया क्या है? What is thermit reaction?
Chemistry
- asked 2 months ago
- B Butts
1
answers
228
views
अयस्कों के समृद्धीकरण से क्या तात्पर्य है ? What is meant by enrichment of ores?
Chemistry
- asked 2 months ago
- B Butts
1
answers
200
views
लोहे को जंग से बचाने के दो उपाय बताइए। Mention two ways to protect iron from rusting.
Chemistry
- asked 2 months ago
- B Butts
1
answers
235
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1
answers
165
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1
answers
197
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1
answers
208
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सोडियम को केरोसीन तेल में डुबोकर क्यों रखा जाता है? Why is sodium kept immersed in kerosene oil?
Chemistry
- asked 2 months ago
- B Butts
1
answers
132
views
कैरेट सोना का क्या अर्थ है ? What is the meaning of karat gold?
Chemistry
- asked 2 months ago
- B Butts
1
answers
90
views
द्विधर्मी ऑक्साइड क्या है? उदाहरण दें। What is a biphasic oxide? Give example.
Chemistry
- asked 2 months ago
- B Butts
1
answers
94
views
आयनिक यौगिकों के गलनांक उच्च क्यों होते हैं ? Why do ionic compounds have high melting points?
Chemistry
- asked 2 months ago
- B Butts
1
answers
103
views
1
answers
104
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आघातवर्ध्यता से क्या समझते हैं ? What do you understand by trauma?
Chemistry
- asked 2 months ago
- B Butts
1
answers
127
views
भर्जन का परिभाषा क्या है ? What is the definition of roast?
Chemistry
- asked 2 months ago
- B Butts
1
answers
102
views
निस्तापन का परिभाषा क्या है ? What is the definition of disposal?
Chemistry
- asked 2 months ago
- B Butts
1
answers
93
views
गैंग का परिभाषा क्या है ? What is the definition of gang?
Chemistry
- asked 2 months ago
- B Butts
1
answers
90
views
अयस्क का परिभाषा क्या है ? What is the definition of ore?
Chemistry
- asked 2 months ago
- B Butts
1
answers
104
views
खनिज का परिभाषा क्या है ? What is the definition of mineral?
Chemistry
- asked 2 months ago
- B Butts
1
answers
101
views
संक्षारण से क्या समझते हैं? What do you understand by corrosion?
Chemistry
- asked 2 months ago
- B Butts
1
answers
88
views
संक्षारण से बचने की तीन विधियों को लिखें। Write three methods of avoiding corrosion.
Chemistry
- asked 2 months ago
- B Butts
1
answers
126
views
1
answers
95
views
1
answers
98
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एनोड पंक क्या है? उदाहरण के साथ समझावें। What is anode punk? Explain with example.
Chemistry
- asked 2 months ago
- B Butts
1
answers
101
views
आघातवर्थ्य तथा तन्य का अर्थ बताइए। State the meaning of malleable and ductile.
Chemistry
- asked 2 months ago
- B Butts
1
answers
94
views
संयोजकता से आप क्या समझते हैं ? What do you understand by connectivity?
Chemistry
- asked 2 months ago
- B Butts
1
answers
138
views
धातुएँ विद्युत के सुचालक क्यों होती हैं ? Why are metals good conductors of electricity?
Chemistry
- asked 2 months ago
- B Butts
1
answers
102
views