ChemistryQ1–100 of 502 questions
Page 1 of 7 · Hindi
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| अणु | ज्यामिति |
|---|---|
| $(a) SnCl_2$ | $(i)$ कोणीय (या) बेंट |
| $(b) XeF_4$ | $(ii)$ सी-सॉ |
| $(c) ClF_3$ | $(iii)$ वर्गाकार पिरामिडी |
| $(d) IF_5$ | $(iv)$ $T$-आकार |
| - | $(v)$ वर्गाकार समतलीय |
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| अणु | ज्यामिति |
|---|---|
| $(A)$ $XeF_2$ | $1$. त्रिकोणीय पिरामिडीय |
| $(B)$ $XeO_3$ | $2$. विकृत अष्टफलकीय |
| $(C)$ $XeF_6$ | $3$. रेखीय |
| $(D)$ $XeOF_4$ | $4$. वर्गाकार पिरामिडीय |
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| $A. NO_3^-$ | $1. sp^3$ |
| $B. NH_2^-$ | $2. sp$ |
| $C. SCN^-$ | $3. sp^3d$ |
| $D. ICl_2^-$ | $4. sp^2$ |
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| $A. NO_3^-$ | $\frac{1}{2}(5 + 0 - 0 + 1) = 3 \rightarrow sp^2$ |
| $B. NH_2^-$ | $\frac{1}{2}(5 + 2 - 0 + 1) = 4 \rightarrow sp^3$ |
| $C. SCN^-$ | $\frac{1}{2}(4 + 0 - 0 + 2) = 3$ (नोट: $SCN^-$ के लिए,केंद्रीय $C$ में $2$ सिग्मा बंध हैं,$sp$ संकरण) |
| $D. ICl_2^-$ | $\frac{1}{2}(7 + 2 - 0 + 1) = 5 \rightarrow sp^3d$ |
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| विटामिन | स्रोत और रोग |
|---|---|
| $(A)$ $Vitamin-B_1$ | $(i)$ अंडे की सफेदी,$(p)$ आक्षेप (Convulsions) |
| $(B)$ $Vitamin-B_2$ | $(ii)$ मछली,$(q)$ प्रणाशी अरक्तता (Pernicious anemia) |
| $(C)$ $Vitamin-B_6$ | $(iii)$ हरी सब्जियां,$(r)$ किलोसिस (Cheilosis) |
| $(D)$ $Vitamin-B_{12}$ | $(iv)$ चना,$(s)$ बेरी-बेरी |
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| प्रोटीन का प्रकार | उनके गुण |
|---|---|
| $(A)$ रेशेदार (Fibrous) | $1$. हाइड्रोजन आबंधन |
| $(B)$ गोलिकाकार (Globular) | $2$. जल में घुलनशील |
| $3$. गोलाकार आकृति | |
| $4$. डाइसल्फाइड लिंकेज |
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| संकरण | ज्यामिति | संकुल संरचना |
|---|---|---|
| $(A) \ sp^3$ | $(i) \ \text{वर्ग समतलीय}$ | $(p) \ [Fe(CN)_6]^{3-}$ |
| $(B) \ d^2sp^3$ | $(ii) \ \text{चतुष्फलकीय}$ | $(q) \ [ZnCl_4]^{2-}$ |
| $(C) \ dsp^2$ | $(iii) \ \text{अष्टफलकीय}$ | $(r) \ [Ni(NH_3)_4]^{2+}$ |
| - | $(iv) \ \text{रैखीय}$ | $(s) \ [Ag(CN)_2]^-$ |
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| गुण | धातु |
|---|---|
| $a$. उच्चतम द्वितीय आयनन एन्थैल्पी $(\Delta_{i} H_2)$ वाला तत्व | $i$. $Co$ |
| $b$. उच्चतम तृतीय आयनन एन्थैल्पी $(\Delta_{i} H_3)$ वाला तत्व | $ii$. $Cr$ |
| $c$. $[M(CO)_6]$ में $M$ | $iii$. $Cu$ |
| $d$. उच्चतम परमाणुकरण ऊष्मा $(\Delta_{a} H)$ वाला तत्व | $iv$. $Zn$ |
| $v$. $Ni$ |
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