A. Same number of neutrons
B. Same mass number
C. Same physical properties
D. Same chemical properties
Related Mcqs:
- The properties of an element mosly corresponds to that isotope which has greater_________________?
A. Mass number
B. Atomic mass
C. Relative abundance
D. all of the above - The radioactive isotope of hydrogen is called___________?
A. tritium
B. deuterium
C. protium
D. ortho-hydrogenSubmitted by: Ayesha zameer
- The number of fundamental particles in an atom of the lightest isotope carbon are_______________?
A. 6
B. 12
C. 18
D. 20 - Which of the following is the Radioactive isotope of Hydrogen?
A. Protium
B. Deuterium
C. Tritium
D. NichromiumSubmitted by: Aamir khan Hullio
- In the van der Waals equation (P + n2a / v2) (v – nb) = nRT which of the following statement is not true ?
A. n2a/v correct for the intermolecular forces.
B. nb correct for the volume occupied by gas molecules.
C. at high densities the equation reduces to the ideal gas law
D. all of the above statements are correct. - Which is true about Zn-Cu galvanic cell ?
A. Reduction occurs at anode
B. K+ ion transfer from salt bridge to left beaker of ZnSO4
C. Oxidation occurs at cathode
D. Anode is negatively charged - Which solids are called true solids _______________?
A. Metallic
B. Amorphous
C. Crystalline
D. Vitreous - Which one is not true about cathode rays ?
A. 9.11×10-31 Kg
B. Cast shadow
C. Heat up the platinum foil
D. Cannot ionize - For a reaction involving only gases at 25?C the equilibrium constant can be expressed in terms of molarity Ke or partial pressure Kp. Which is true about the numerical value of Kp ?
A. Kc is generally greaer than Kp
B. Kc is generally less than Kp
C. Kc is generally equal to Kp
D. Kc is equal to Kp if the total moles of reactants and products are equal - True increasing order of acidity of the oxides of Mn is_________________?
A. MnO < MnO2 < Mn2O7
B. Mn2O7 > MnO2 > MnO
C. MnO2 > MnO > Mn2O7
D. MnO2 > Mn2O7 > MnO
