Classify the following as physical or chemical properties:
$(a)$ The composition of a sample of steel is: $98\%$ iron,$1.5\%$ carbon,and $0.5\%$ other elements.
$(b)$ Zinc dissolves in hydrochloric acid with the evolution of hydrogen gas.
$(c)$ Metallic sodium is soft enough to be cut with a knife.
$(d)$ Most metal oxides form alkalis on interacting with water.
$(a)$ The composition of a sample of steel is: $98\%$ iron,$1.5\%$ carbon,and $0.5\%$ other elements.
$(b)$ Zinc dissolves in hydrochloric acid with the evolution of hydrogen gas.
$(c)$ Metallic sodium is soft enough to be cut with a knife.
$(d)$ Most metal oxides form alkalis on interacting with water.
(N/A) Physical properties: $(a)$ and $(c)$. These describe the inherent characteristics or composition of the substance without changing its chemical identity.
Chemical properties: $(b)$ and $(d)$. These describe the ability of a substance to undergo a specific chemical change or reaction,resulting in the formation of new substances.
Chemical properties: $(b)$ and $(d)$. These describe the ability of a substance to undergo a specific chemical change or reaction,resulting in the formation of new substances.
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