Periodic Law and Periodic Table
Chemistry ⇒ Atomic Structure and the Periodic Table
Periodic Law and Periodic Table starts at 8 and continues till grade 12.
QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Periodic Law and Periodic Table.
How you perform is determined by your score and the time you take.
When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.
See sample questions for grade 12
Describe the difference between a period and a group in the periodic table.
Describe the trend in metallic character as you move down a group in the periodic table.
Explain why elements in the same group have similar chemical properties.
Explain why noble gases are chemically inert.
Explain why the atomic radius decreases across a period from left to right.
Explain why the first ionization energy increases across a period.
State one reason why hydrogen is placed separately in the periodic table.
State the general trend of atomic size down a group.
State the Modern Periodic Law.
The atomic number of chlorine is 17. How many electrons does a neutral chlorine atom have?
The element with atomic number 15 belongs to which group?
What is the general trend of electronegativity across a period?
What is the period number for the element with atomic number 17?
Which block of the periodic table contains the transition elements?
Which element has the highest electronegativity in the periodic table?
Which element is in period 2, group 17?
Which element is in period 4, group 2 of the periodic table?
Which group in the periodic table contains the noble gases?
Which group is known as the alkali metals?
Who is credited with the formulation of the Modern Periodic Law?
