Periodic Table & Molecules Exam
Quiz by Todd Lichtenwalter
Grade 7
Science (2017)
Texas Essential Knowledge and Skills (TEKS)
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30 questions
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- Q1Which of the following is a characteristic of non-metals?They are malleable and ductile.They have high melting points.They are usually poor conductors of heat and electricity.They conduct electricity well.30s7.6
- Q2Which of the following compounds is made up of only one type of element?CO2 (carbon dioxide)O2 (oxygen gas)NaCl (table salt)H2O (water)30s7.6
- Q3What is a common property of metalloids?They have high electrical conductivity.They are all gases at room temperature.They are soft and easily bendable.They have properties of both metals and non-metals.30s7.6
- Q4What is the chemical formula for a compound made of sodium and chlorine?Na2ClNaCl2NaCl3NaCl30s7.6
- Q5Which of the following statements is true about metals?They are typically shiny and good conductors of heat.They do not conduct electricity.They are always solid at room temperature.They cannot be shaped or molded.30s7.6
- Q6Which of the following is a property of non-metals?They are very malleable and can be stretched.They have high melting and boiling points.They are good conductors of electricity.They tend to have lower densities compared to metals.30s7.6
- Q7Which of the following compounds contains both a metal and a non-metal?Cl2 (chlorine gas)MgO (magnesium oxide)N2 (nitrogen gas)Si (silicon)30s7.6
- Q8Which of the following statements is true about non-metals?They generally have low melting and boiling points.They are good conductors of electricity.They have high density.They are all solid at room temperature.30s7.6
- Q9Which of the following is NOT a characteristic of non-metals?They are generally shiny.They have high ionization energies.They are mostly poor conductors of heat.They tend to gain electrons in reactions.30s7.6
- Q10Which of the following elements is a good conductor of electricity?SulfurCopperBromineIodine30s7.6
- Q11Which of the following is a property unique to non-metals?They are always shiny.They are all conductive.They are ductile.They can exist in all three states of matter (solid, liquid, gas) at room temperature.30s7.6
- Q12What is a common characteristic of metals when they are in solid form?They are malleable and can be drawn into wires.They are gaseous at room temperature.They have low melting points.They are brittle and shatter easily.30s7.6
- Q13Which group of elements is found on the right side of the periodic table and is mainly composed of non-metals?Transition metalsNoble gasesAlkaline earth metalsAlkali metals30s7.6
- Q14Which of the following represents an element?C6H12O6H2ONeonNaCl30s7.6
- Q15Which of the following is a property of metalloids?They have intermediate properties between metals and non-metals.They are shiny and malleable like metals.They can conduct electricity like metals.They are always solid at room temperature.30s7.6
