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Natural Science Exam - Grade 9 Questions and Answers
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Natural Science Exam - Grade 9 Questions and Answers
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Natural Science Exam - Grade 9Questions and Answers
What iihappens iiif iiyou iiburn iia iipiece iiof iiwood iiwith iioxygen ii? ii- iiAnswers ii-- iiit
iicombines iiwith iioxygen ii
- iichanges iicolour ii
- iicarbon iidioxide iiand iiwater iivapor iiis iireleased ii
- iigases iifloats iiinto iithe iiair
What iiis iicombustion? ii- iiAnswers ii-the iiprocess iiof iiburning iisomething
Compound ii- iiAnswers ii-A iisubstance iimade iiup iiof iitwo iior iimore iidifferent iielements
iijoined iiby iichemical iibonds
How iito iineutralize iisomething ii? ii- iiAnswers ii-Use iia iiweak iiacid iito iineutralize iibases
properties iiof iibases ii- iiAnswers ii-taste iibitter
slippery iito iithe iitouch
can iibe iipoisonous ii& iicorrosive
release iiOH- iiions iiin iiwater
properties iiof iiacids ii- iiAnswers ii-- iisour iitaste
- iiturn iiblue iilitmus iipaper iired, iikeep iired iilitmus iipaper iired
- iiph ii< ii7
- iifeels iirough
Balancing iiEquations ii- iiAnswers ii-The iimass iiand iithe iicharge iiare iibalanced iion iiboth
iisides iiof iithe iireaction
What iiis iia iigroup? ii- iiAnswers ii-Vertical iicolumn iiin iithe iiperiodic iitable
What iiis iia iiperiod? ii- iiAnswers ii-horizontal iirow iiin iithe iiperiodic iitable
Reactions ii- iiAnswers ii-in iireaction, iienergy iiis iireleased iior iiabsorbed
Neutralization ii- iiAnswers ii-A iireaction iibetween iian iiacid iiand iia iibase
Rusting ii- iiAnswers ii-happens iiwhen iimetal iireacts iito iioxygen
Nucleon ii- iiAnswers ii-protons, iineutrons iiand iielectrons
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