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Science Adda247
33.7K subscribers
Science Adda247
Not every day is the same, but progress is progress. Do your best today, even if it feels small.

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Science Adda247
What is the number of tetrahedral voids per atom in a crystal?
Anonymous Quiz
11%
1
43%
2
38%
6
9%
8
152 voters1.7K views
Science Adda247
The coordination number of Na+ in NaCl is
Anonymous Quiz
22%
6
27%
8
15%
4
36%
1
190 voters1.65K views
Science Adda247
In an antifluorite structure, cations occupy
Anonymous Quiz
27%
Octahedral voids
38%
Centre of cube
33%
Tetrahedral voids
2%
Corners of cube
129 voters1.65K views
Science Adda247
In which of the following crystals alternate tetrahedral voids are occupied?
Anonymous Quiz
31%
NaCl
32%
ZnS
31%
CaF2
6%
Na2O
❤2
136 voters1.73K views
Science Adda247
In CsCl type structure the coordination number of Cs+ and Cl- are
Anonymous Quiz
21%
6, 6
41%
6, 8
32%
8, 8
5%
8, 6
133 voters1.8K views
Science Adda247
Guidelines_SOP_Practical_Examination_01122025_S.pdf
2.5 MB
🚨 School Guidelines SOPs by CBSE PDF

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Science Adda247
CBSE Class 12 Practical Exam 2025 - 26 New Guidelines Out 🔥| Class 12 Practical Latest Update📑
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1.86K views
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❖ Class 12 English | Vocabulary and Inference Practice from Passages | For Board Exam 2026

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❖ Class 12 Board Exam 2026 | Launching Board Booster 🚀 🛑FREE YOUTUBE Classes

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❖ Class 12 Board Exam 2026 | Launching Board Booster 🚀 🛑FREE YOUTUBE Classes ╰┈➤ Watch on YouTube ╰┈➤ Watch on YouTube
aa jao sabhi jaldi se
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Science Adda247
When the path feels tough, just look back and see how far you've already come. Keep moving forward.

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Science Adda247
Which of the following statements is not correct?
Anonymous Quiz
22%
The unit of surface tension is dynes cm-1
33%
The unit of viscosity is poise
22%
CsCl crystallizes in BCC type lattice
23%
All of these
134 voters1.84K views
Science Adda247
What is the coordination number of body centred cube?
Anonymous Quiz
25%
8
42%
6
21%
4
12%
12
166 voters1.79K views
Science Adda247
In a cubic structure of diamond (X at corners, Y at face centres), the formula is
Anonymous Quiz
24%
X2Y
41%
X3Y
24%
XY2
11%
XY3
134 voters1.85K views
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The 8:8 type of packing is present in
Anonymous Quiz
25%
MgF2
39%
CsCl
26%
KCl
10%
NaCl
🏆2❤1
155 voters1.89K views
Science Adda247
What is the structure of NaCl?
Anonymous Quiz
28%
BCC
29%
FCC
30%
Interpenetrating FCC
13%
None of these
168 voters1.94K views
Science Adda247
❖ Class 12th Boards 2026 | Complete Physical Chemistry | Top 50 CBSE Trending Questions

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❖ Class 12th Boards 2026 | Complete Physical Chemistry | Top 50 CBSE Trending Questions ╰┈➤ Watch on YouTube ╰┈➤ Watch on YouTube
Session Live Hain aajao
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Last 60 Days Strategy to Score 95% in Class 12 Board Exam 2026 | December to February Roadmap 💪
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1.94K views