All Questions
1
answers
37
views
1
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52
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1
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105
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1
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77
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1
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84
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108
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लिटमस विलयन के बारे में आप क्या जानते हैं ? What do you know about litmus solution?
Chemistry
- asked 1 month ago
- B Butts
1
answers
72
views
1
answers
108
views
1
answers
86
views
1
answers
81
views
लवण क्या है? What is salt?
Chemistry
- asked 1 month ago
- B Butts
1
answers
73
views
क्षारक क्या है ? What is alkali?
Chemistry
- asked 1 month ago
- B Butts
1
answers
80
views
अम्ल क्या है ? What is acid?
Chemistry
- asked 1 month ago
- B Butts
1
answers
101
views
अयस्क और खनिज में अंतर लिखिए। Write the difference between an ore and a mineral.
Chemistry
- asked 1 month ago
- B Butts
1
answers
75
views
ऐलुमिनियम के उपयोग बताएँ। State the uses of aluminum.
Chemistry
- asked 1 month ago
- B Butts
1
answers
96
views
1
answers
105
views
धातुकर्म क्या है ? इसके विभिन्न चरणों को लिखें। What is metallurgy? Write its various steps.
Chemistry
- asked 1 month ago
- B Butts
1
answers
125
views
1
answers
70
views
विद्यत अपघटनी शोधन से आप क्या समझते हैं ? What do you understand by electrolytic refining?
Chemistry
- asked 1 month ago
- B Butts
1
answers
79
views
1
answers
82
views
1
answers
71
views
1
answers
73
views
ध्वानिक किसे कहते हैं ? Who is called phonic?
Chemistry
- asked 1 month ago
- B Butts
1
answers
105
views
1
answers
78
views
थर्मिट अभिक्रिया क्या है? What is thermit reaction?
Chemistry
- asked 1 month ago
- B Butts
1
answers
108
views
अयस्कों के समृद्धीकरण से क्या तात्पर्य है ? What is meant by enrichment of ores?
Chemistry
- asked 1 month ago
- B Butts
1
answers
86
views
लोहे को जंग से बचाने के दो उपाय बताइए। Mention two ways to protect iron from rusting.
Chemistry
- asked 1 month ago
- B Butts
1
answers
82
views
1
answers
73
views
1
answers
87
views
1
answers
78
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सोडियम को केरोसीन तेल में डुबोकर क्यों रखा जाता है? Why is sodium kept immersed in kerosene oil?
Chemistry
- asked 1 month ago
- B Butts