Home › NEET UG › Chemistry › Atoms and Molecules › Per NCERT Table 3.5, the IUPAC OFFICIAL name + s…
Per NCERT Table 3.5, the IUPAC OFFICIAL name + symbol for Z = 104 is which?
AKurchatovium, Ku
BDubnium, Db
CRutherfordium, Rf
DSeaborgium, Sg
Answer & Solution
Correct answer: C. Rutherfordium, Rf
Per NCERT Table 3.5, Z=104 is Rutherfordium (Rf). Kurchatovium was the Soviet rival name. 105 = Db, 106 = Sg.
Related questions
The property of attracting shared electrons by halogen atoms in a molecule is called:Calculate the mass percentage of sulphur in sulphuric acid, H2SO4. (Atomic masses: H = 1, How many atoms of oxygen are present in 5 moles of CO2? (NA = 6.023 x 10^23)Calculate the gram molecular mass of calcium phosphate, Ca3(PO4)2. (Atomic masses: Ca = 40What volume at STP is occupied by 2.5 mole of CO2 gas? (Molar volume = 22.4 litre)How many molecules of water are present in 54 g of H2O? (Molecular mass of H2O = 18, NA = Calculate the number of molecules present in 11.2 litre of CO2 measured at STP. (NA = 6.02Boron occurs as B-10 (20% abundance) and B-11 (80% abundance). Calculate its average atomi