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Pick out the isoelectronic structures from the following I CH3^+ II H3O^+ III NH3 IV CH3^- Pick out the isoelectronic structures from the following I CH3^+ II H3O^+ III NH3 IV CH3^- December 1, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Many element have non – integral atomic masses because (a) They have isotopes (b) THeir isotopes have non – integral masses (c) THeir isotopes have different masses Many element have non - integral atomic masses because (a) They have isotopes (b) THeir isotopes have non - integral masses (c) THeir isotopes have different masses December [...]

Which of the statement is not true (a) On passing H2S through acidified K2Cr2O7 solution, a milky colour is observed a milky colour is observed Which of the statement is not true (a) On passing H2S through acidified K2Cr2O7 solution December 1, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

In the circuit shown below, each battery is 5V and has an internal resistance of 0.2 ohm. The reading in the ideal voltmeter V is . each battery is 5V and has an internal resistance of 0.2 ohm. The reading in the ideal voltmeter V is . In the circuit shown below December 1, 2020 [...]

In the previous question, the potential difference across A is In the previous question the potential difference across A is December 1, 2020 Category: Cengage NEET by C.P Singh , Chapter 3 - Current Electricity , Part 2 ,

In the circuit, the battery is ideal. A voltmeter of infinite resistance is connected in turn across R1 and R2, giving reading of V1 and V2 respectively. giving reading of V1 and V2 respectively. In the circuit the battery is ideal. A voltmeter of infinite resistance is connected in turn across R1 and R2 December [...]

Acidified K2Cr2O7 solution turns green when Na2SO3 is added to it. This is due to the formation of (a) CrSO4 (b) Cr2(SO4)3 (c) CrO4 2- Acidified K2Cr2O7 solution turns green when Na2SO3 is added to it. This is due to the formation of (a) CrSO4 (b) Cr2(SO4)3 (c) CrO4 2- December 1, 2020 Category: Uncategorised [...]

Zn gives hydrogen gas with H2SO4 and HCl but not with HNO3 (a) NO2 is reduced in preference to H3O + Zn gives hydrogen gas with H2SO4 and HCl but not with HNO3 (a) NO2 is reduced in preference to H3O + December 1, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]

An isotone of 76 32 Ge is (a) 77 32 Ge (b) 77 33 As (c) 77 34 Se (d) 78 34 Se An isotone of 76 32 Ge is (a) 77 32 Ge (b) 77 33 As (c) 77 34 Se (d) 78 34 Se December 1, 2020 Category: Uncategorised (JEE Advanced Physics by [...]

The most convenient method to protect bottom of ship made of iron is (a) White tin plating (b) Coating with red lead oxide The most convenient method to protect bottom of ship made of iron is (a) White tin plating (b) Coating with red lead oxide December 1, 2020 Category: Uncategorised (JEE Advanced Physics by [...]