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The number of significant figures in 0.0...

The number of significant figures in 0.00340 is __________ .

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JEE MAINS PREVIOUS YEAR-JEE MAINS 2021-CHEMISTRY (SECTION-B)
  1. Consider the above chemical reaction. The total number of stereoisomer...

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  2. For a chemical reaction A to B, it was found that concentration of B i...

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  3. The number of significant figures in 0.00340 is .

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  4. Assuming that Ba(OH)2 is completely ionised in aqueous solution under ...

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  5. 0.8 g of an organic compound was analysed by Kjeldahl's method for the...

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  6. When 3.00 g of a substance 'X' is dissolved in 100 g of "CC"l4, it rai...

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  7. An LPG cylinder contains gas at a pressure of 300 kPa at 27^(@)C. The...

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  8. The density of NaOH solution is 1.2 g cm^(-3). The molality of this so...

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  9. CO(2) gas adsorbs on charcoal following Freundlich adsorption isotherm...

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  10. The conductivity of a weak acid HA of concentration 0.001 mol L^(-1) i...

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  11. 1.46 g of a biopolymer dissolved in a 100 mL water at 300 K exerted an...

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  12. An organic compound is subjected to chlorination to get compound A usi...

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  13. The number of geometrical isomers possible in triamminetrinitrocobalt ...

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  14. In gaseous triethyl amine "-C-N-C-" bond angle is degree.

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  15. For water at 100^(@)C and 1 bar, Delta("vap") H - Delta("vap")U = xx ...

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  16. PCl(5) hArr PCl(3) + Cl(3) " "K(c)= 1.844 3.0 moles of PCl(5) is i...

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  17. The difference between bond orders of CO and NO^(o+) is (x)/(2) where ...

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  18. The equilibrium constant for the reaction A (s) hArr M (s) + (1)/(2)...

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  19. When 400 mL of 0.2 M H (2) SO (4) soltution is mixed with 600 mL of 0....

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  20. 2 SO (2) (g)+ O (2) (g) to 2 SO (3) (g) The above reaction is carri...

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