Chemistry Revision (Miscellaneous)

How is the periodic table of elements arranged?

(a)  

The atomic number gives us

• protons

• electrons

• mass

• neutrons

• nucleus

Match the following

• where protons & neutrons are found and largest mass

• valence electron

• lives in the last ring & negatively charge

• proton

• lives in the nucleus & no charge

• neutron

• lives in the nucleus & positively charge

• nucleus

• lives in the cloud & negatively charge

• electron

Tags

NGSS.MS-PS1-1

Label the correct subatomic particles

a

b

c

proton

neutron

electron

Tags

NGSS.MS-PS1-1

What are the properties of inert elements

Valence electrons live in the ​ (a)   ring of the atomic structure. It tells us how ​ (b)   the elements are. Group 1 are the ​ (c)   whereas group 18 are the ​ (d)  

• outermost
• reactive
• most reactive
• least reactive
• innermost

Reorder the following in terms of increasing pH Value

• Water

• Strong Base

• Weak Acid

• Weak Base

• Strong Acid

Vinegar is ​ (a)   ​

• acidic
• basic
• neutral

What are the three main states of matter?

• Solid, liquid, gas

• Hot, cold, warm

• Hard, soft, smooth

• Fast, slow, medium

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Examples of chemical properties include flammability, reactivity, and (a)