1) What symbol represents chlorine? a) CO b) CI c) CR d) CE 2) What is the physical state of Venadium? a) Gas b) Liquid  c) Solid d) Synthetic Element 3) what classification is Arsenic? a) Metal b) Non-metal c) Metalloid d) Unknown 4) What element does this symbol represent? K a) Kripton  b) Calcium c) Potassium d) Carbon 5) What is the atomic number of the Dubnium? a) 37 b) 40 c) 106 d) 105 6) What is the atomic mass of the Dysprossium? a) 162.5 b) 168.9 c) 289 d) 101.1 7) What is the period of Osmium? a) 2 b) 4 c) 6 d) 1

Ilg'orlar ro'yxati

Vizual uslub

Moslamalar

Namunani almashtirish

Tahrirlashni davom ettirish: ?