Science I

what is a periodic table

Where are the Nobel gases found on the Periodic table?

What’s the most common gas in the atmosphere?

which is a nobel gas

Who created the periodic table?

Which has the the smallest atomic radius?

There are 8 metaloids on the periodic table?

1) The number of electrons in the outermost shell of alkali metals is......

Halogens belong to group____ in the modern periodic table.

During Newland's time ____elements were known.

___ is used in balloons and in scuba diving

In which block of the modern periodic table are the nonmetals found?

Alkaline earth metals have valency 2. This means that their position in the modern periodic table is in .....

Which of the following has the smallest radius?

what are the columns on the periodic table

Most elements on the periodic table are metals

The halogen which is liquid at room temperature is___

could be gas, liquid, or solid

Which ion has a valence shell that is identical as the nobel gas argon (Ar)?

How many groups does the periodic table have?

Which of the following has the smallest atomic radius?

The law of octaves was given by___

Nobel gases belong to group____ in the modern periodic table

Who Created The Periodic Table?

which of the triads does not follow Dobereiner's law of triads?

Eka-boron was subsequently named as

Nobel gases like Helium are INERT because they...

the smallest unit of an element

Most element on the periodic table are ____

Where are most metals on the periodic table