All Questions
1
answers
2k
views
जाइलम और फ्लोएम में अंतर स्पष्ट करे ? Explain the difference between xylem and phloem?
Chemistry
- asked 2 years ago
- B Butts
1
answers
976
views
लोहे को जंग से बचाने के दो उपाय बताइए। Mention two ways to protect iron from rusting.
Chemistry
- asked 2 years ago
- B Butts
1
answers
509
views
खनिज का परिभाषा क्या है ? What is the definition of mineral?
Chemistry
- asked 2 years ago
- B Butts
1
answers
1.8k
views
1
answers
627
views
1
answers
505
views
0
answers
680
views
1
answers
453
views
न्यूलैंड के अष्टक सिद्धांत की क्या सीमाएँ हैं ? What are the limitations of Newland's octet theory?
Chemistry
- asked 2 years ago
- B Butts
1
answers
913
views
लोहे की वस्तओं को हम क्यों पेंट करते हैं ? Why do we paint iron objects?
Chemistry
- asked 2 years ago
- B Butts
1
answers
546
views
संयोजकता से आप क्या समझते हैं ? What do you understand by connectivity?
Chemistry
- asked 2 years ago
- B Butts
1
answers
1.7k
views
1
answers
535
views
उत्कृष्ट गैसों को अलग समूह में क्यों रखा गया है ? Why are noble gases placed in a separate group?
Chemistry
- asked 2 years ago
- B Butts
1
answers
1k
views
1
answers
983
views
1
answers
556
views
रासायनिक अभिक्रिया से क्या समझते हैं ? What do you understand by chemical reaction?
Chemistry
- asked 2 years ago
- B Butts
1
answers
1.7k
views
थर्मिट अभिक्रिया क्या है? What is thermit reaction?
Chemistry
- asked 2 years ago
- B Butts
1
answers
678
views
कौन-सी धातुएँ आसानी से संक्षारित नहीं होती हैं ? Which metals do not corrosive easily?
Chemistry
- asked 2 years ago
- B Butts
1
answers
1.2k
views
लिटमस विलयन के बारे में आप क्या जानते हैं ? What do you know about litmus solution?
Chemistry
- asked 2 years ago
- B Butts
1
answers
1.1k
views
1
answers
1.7k
views
ईंधन के रूप में एल्कोहल का इस्तेमाल कैसे किया जाता है ? How is alcohol used as a fuel?
Chemistry
- asked 2 years ago
- B Butts
1
answers
904
views
सोडियम को केरोसीन तेल में डुबोकर क्यों रखा जाता है? Why is sodium kept immersed in kerosene oil?
Chemistry
- asked 2 years ago
- B Butts
1
answers
575
views
एथनॉल के कुछ उपयोगों को लिखें। Write some uses of ethanol.
Chemistry
- asked 2 years ago
- B Butts
1
answers
702
views
अधातु के दो गुणधर्मों को लिखें। Write two properties of non-metals.
Chemistry
- asked 2 years ago
- B Butts
1
answers
2k
views
1
answers
1.3k
views
अयस्कों के समृद्धीकरण से क्या तात्पर्य है ? What is meant by enrichment of ores?
Chemistry
- asked 2 years ago
- B Butts
1
answers
1.6k
views
1
answers
2k
views
चार पादप हार्मोन के नाम एवं कार्य लिखिए । Write the names and functions of four plant hormones.
Chemistry
- asked 2 years ago
- B Butts
1
answers
1.9k
views
गैंग का परिभाषा क्या है ? What is the definition of gang?
Chemistry
- asked 2 years ago
- B Butts
1
answers
557
views
आयनिक यौगिकों के गलनांक उच्च क्यों होते हैं ? Why do ionic compounds have high melting points?
Chemistry
- asked 2 years ago
- B Butts
1
answers
879
views