Simple Molecules & Covalent Bonding quiz Loading... 1. Explain why atoms are neutralThe numbers of electrons and protons are equalThe numbers of electrons and neutrons are equalThe numbers of protons and neutrons are equalThe number of electrons is evenQuestion 1 of 16 Loading... 2. In the dot and cross diagram of the outer electrons showing the covalent bonding in a molecule of methane (CH₄), how many electrons should be shown in areas 1, 2, 3, and 4?There should be one electron in each of the areas 1, 2, 3 and 4There should be four electrons in each of the areas 1, 2, 3 and 4There should be two electrons in each of the areas 1, 2, 3 and 4, and an additional 6 electrons around the outside of each hydrogen atomThere should be two electrons in each of the areas 1, 2, 3 and 4Question 2 of 16 Loading... 3. Why do elements in the same group of the periodic table have similar chemical properties?Elements in the same group of the periodic table have the same number of protonsElements in the same group of the periodic table are all the same type of element (metal, non-metal etc.)Elements in the same group of the periodic table have the same number of electrons in their outer shellElements in the same group of the periodic table have different numbers of electrons in their outer shellQuestion 3 of 16 Loading... 4. What are the elements in group 0 called?HalogensNoble gasesLight gasesAlkali metalsQuestion 4 of 16 Loading... 5. Explain how the atoms are held together in a hydrogen bromide moleculeA shared pair of electrons is attracted to one nucleusA shared pair of electrons is attracted to 2 nucleiA pair of electrons is transferred from bromine to hydrogenA single electron is transferred from bromine to hydrogenQuestion 5 of 16 Loading... 6. On the Periodic Table what is the meaning of the word Period?A Period is a collection of similar elementsA Period is a collection of elements with the same number of electrons in the outer shellA Period is a vertical column of similar elementsA Period is a horizontal row of elementsQuestion 6 of 16 Loading... 7. What colour is anhydrous copper (II) sulfate?CreamPurpleWhiteBlueQuestion 7 of 16 Loading... 8. Where are metals found on the periodic table?On the left, reaching across the middleOnly in the left hand columnAt the top rightOnly on the bottom rowQuestion 8 of 16 Loading... 9. If a substance has a simple molecular structure, what physical state might it be at room temperature?Gas or liquidSolidSolid or liquidAny stateQuestion 9 of 16 Loading... 10. What is meant by the term atom?An atom is the smallest part of a compoundAn atom is the smallest part of an elementAn atom is a particle found in the nucleusAn atom is made up of two or more elements bonded togetherQuestion 10 of 16 Loading... 11. How many electrons in an argon atom?40191718Question 11 of 16 Loading... 12. Describe the formation of a covalent bondThe electrostatic attraction between positive metal ions and a sea of delocalised electronsThe transfer of electrons from one atom to anotherThe sharing of a pair of electrons between two nucleiThe sharing of a single electron between two nucleiQuestion 12 of 16 Loading... 13. On the Periodic table what is the meaning of the word Group? What does that tell us about the electron configuration of the atom?Same number of electrons in the inner shellSame electronic configurationSame number of electron shellssame number of electrons in the outer shellQuestion 13 of 16 Loading... 14. How many protons in a silicon atom?27142829Question 14 of 16 Loading... 15. Describe the test for hydrogen gasTurns damp red litmus paper blueRelights a glowing splintTurns moist litmus paper white (bleaches)Use a lit splint to see if the gas popsQuestion 15 of 16 Loading... 16. Why is the melting point of a smaller molecule lower than that of a larger molecule?Larger molecules have more attractions between them. These take less energy to overcome.Larger molecules have fewer attractions between them. These take less energy to overcome.Larger molecules have fewer attractions between them. These take more energy to overcome.Larger molecules have more attractions between them. These take more energy to overcome.Question 16 of 16 Loading... Related Posts:The entire quiz question bank!The entire quiz question bank (Double only)!Key Calculations quizEquilibria (triple) quizCondensation Polymers quizElectrolysis quiz Hydr0Gen2020-02-22T20:57:55+00:00Categories: Uncategorized|Tags: Quiz, Topic: Simple Molecules & Covalent Bonding| Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInTumblrPinterestVkEmail