MCQ Elements SET 2ALL MCQ For Elements 1. Which of the following is used in pencilSilicon Charcoal GraphiteMore than one of the above.Question 1 of 152. Solid Carbon dioxide is known as:Diamond Dry IceMercuryRockQuestion 2 of 153. Which of the following is called 'Pearl ash'?Na2CO3K2CO3CaCO3NaHCO3Question 3 of 154. The elements in the first group of s-block are also known as ________Alkali metals Halogens Alkaline Earth MetalsNoble gasesQuestion 4 of 155. Sodium hydroxide is NOT used for ________making soap degreasing metals making newspapers preserving pickleQuestion 5 of 156. Element having Z = 68 is related to:s - block d - block f - blockp - blockQuestion 6 of 157. Which among the following has lowest electron affinity?Fluorine Bromine ArgonChlorineQuestion 7 of 158. 'GUN METAL' is the alloy ofSn + Pb + Sb Cu + Zn + NiSn + Pb Cu + Sn + ZnQuestion 8 of 159. Which one among the following is the main ingredient in Cement?Clay AshLimestoneGypsumQuestion 9 of 1510. Which of the following metals will exhibit a photoelectric effect most easily?Sodium Magnesium LithiumCaesiumQuestion 10 of 1511. In periodic table elements with similar valence shell configuration are placed inDifferent groupsCan be placed any whereSame groupNone of aboveQuestion 11 of 1512. Groups contain alkaline earth metals areIAIIIAIVAIIAQuestion 12 of 1513. Ability of atom to attract electrons towards itself is calledElectron affinityShielding effectIonization energyElectro negativityQuestion 13 of 1514. Physical properties depends on thesize of atomno. of electronssize of protonsize of neutronQuestion 14 of 1515. The horizontal lines in the modern periodic table are called—MetalPeriodGroupNone of the aboveQuestion 15 of 15 Loading...
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