Among the following the total number of elements which produce H2 gas with NaOH is Zn, Al, Sn, Pb, P, S

<!- [if gte mso 9]><xml> </xml><! [endif]-> Z n + 2 N a O H → N a 2 Z n O 2 + H 2 ↑ 2 A I + 2 N a O H + H 2 O → 2 N a A l O 2 + 3 H 2 ↑ S n + 2 N a O H + H 2 O → N a S n O 3 + 2 H 2 ↑ P 4 + 3 N a O H + 3 H 2 O → P H 3 ↑ + 3 N a H 2 P O 2 <!- [if gte mso 9]><xml> </xml><! [endif]->

Ask & Answer Question

The p -Block Elements Ncert Solutions Chemistry Class 11th Chemistry Class 11th

Among the following the total number of elements which produce H₂ gas with NaOH is Zn, Al, Sn, Pb, P, S

2 Views | Posted 2 months ago

Asked by Shiksha User

1 Answer

Answered by

alok kumar singh | Contributor-Level 10

2 months ago

$Z n + 2 N a O H \to N a_{2} Z n O_{2} + H_{2} ↑$

$\begin{array}{l} 2 A I + 2 N a O H + H_{2} O \to 2 N a A l O_{2} + 3 H_{2} ↑ \\ S n + 2 N a O H + H_{2} O \to N a S n O_{3} + 2 H_{2} ↑ \\ P_{4} + 3 N a O H + 3 H_{2} O \to P H_{3} ↑ + 3 N a H_{2} P O_{2} \end{array}$

<!- [if gte mso 9]><xml> <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1025" DrawAspect="Content" ObjectID="_1819027590"> </o:OLEObject></xml><! [endif]->  <math> <mrow> <mi>Z</mi> <mi>n</mi> <mo>+</mo> <mn>2</mn> <mi>N</mi> <mi>a</mi> <mi>O</mi> <mi>H</mi> <mo>→</mo> <mi>N</mi> <msub> <mrow> <mi>a</mi> </mrow> <mrow> <mn>2</mn> </mrow> </msub> <mi>Z</mi> <mi>n</mi> <msub> <mrow> <mi>O</mi> </mrow> <mrow> <mn>2</mn> </mrow> </msub> <mo>+</mo> <msub> <mrow> <mi>H</mi> </mrow> <mrow> <mn>2</mn> </mrow> </msub> <mo>↑</mo> </mrow> </math> <math> <mtable columnalign="left"> <mtr> <mtd> <mrow> <mn>2</mn> <mi>A</mi> <mi>I</mi> <mo>+</mo> <mn>2</mn> <mi>N</mi> <mi>a</mi> <mi>O</mi> <mi>H</mi> <mo>+</mo> <msub> <mrow> <mi>H</mi> </mrow> <mrow> <mn>2</mn> </mrow> </msub> <mi>O</mi> <mo>→</mo> <mn>2</mn> <mi>N</mi> <mi>a</mi> <mi>A</mi> <mi>l</mi> <msub> <mrow> <mi>O</mi> </mrow> <mrow> <mn>2</mn> </mrow> </msub> <mo>+</mo> <mn>3</mn> <msub> <mrow> <mi>H</mi> </mrow> <mrow> <mn>2</mn> </mrow> </msub> <mo>↑</mo> </mrow> </mtd> </mtr> <mtr> <mtd> <mrow> <mi>S</mi> <mi>n</mi> <mo>+</mo> <mn>2</mn> <mi>N</mi> <mi>a</mi> <mi>O</mi> <mi>H</mi> <mo>+</mo> <msub> <mrow> <mi>H</mi> </mrow> <mrow> <mn>2</mn> </mrow> </msub> <mi>O</mi> <mo>→</mo> <mi>N</mi> <mi>a</mi> <mi>S</mi> <mi>n</mi> <msub> <mrow> <mi>O</mi> </mrow> <mrow> <mn>3</mn> </mrow> </msub> <mo>+</mo> <mn>2</mn> <msub> <mrow> <mi>H</mi> </mrow> <mrow> <mn>2</mn> </mrow> </msub> <mo>↑</mo> </mrow> </mtd> </mtr> <mtr> <mtd> <mrow> <msub> <mrow> <mi>P</mi> </mrow> <mrow> <mn>4</mn> </mrow> </msub> <mo>+</mo> <mn>3</mn> <mi>N</mi> <mi>a</mi> <mi>O</mi> <mi>H</mi> <mo>+</mo> <mn>3</mn> <msub> <mrow> <mi>H</mi> </mrow> <mrow> <mn>2</mn> </mrow> </msub> <mi>O</mi> <mo>→</mo> <mi>P</mi> <msub> <mrow> <mi>H</mi> </mrow> <mrow> <mn>3</mn> </mrow> </msub> <mo>↑</mo> <mo>+</mo> <mn>3</mn> <mi>N</mi> <mi>a</mi> <msub> <mrow> <mi>H</mi> </mrow> <mrow> <mn>2</mn> </mrow> </msub> <mi>P</mi> <msub> <mrow> <mi>O</mi> </mrow> <mrow> <mn>2</mn> </mrow> </msub> </mrow> </mtd> </mtr> </mtable> </math>            <!- [if gte mso 9]><xml> <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1026" DrawAspect="Content" ObjectID="_1819027591"> </o:OLEObject></xml><! [endif]->

0 Upvotes 0 Downvotes

Among the following the total number of elements which produce H₂ gas with NaOH is Zn, Al, Sn, Pb, P, S

1 Answer

Similar Questions for you

Learn more about...

Most viewed information

Share Your College Life Experience

Didn't find the answer you were looking for?

Need guidance on career and education? Ask our experts

Your Question