Graad 9 Natuurwetenskappe Junie Vraestel en Memo:
Totaal: 100
Die vraestel dek die volgende werk:
Periodieke Tabel
Name & formules van verbindings
Chemiese Reaksies
Reaksies met Suurstof
Sure & Basisse
Hierdie is 'n oefenvraestel met memorandum bedoel om die leerling se kennis te toet...
GRAAD 9 NATUURWETENSKAPPE JUNIE TOETS
AFDELING A
VRAAG 1
1.1 Verskeie opsies word verskaf as moontlike antwoorde tot die volgende vrae.
Kies die korrekte antwoord en skryf SLEGS die LETTER (A-D) langs die
VRAAGNOMMER (1.1.1-1.1.10) op jou antwoordblad, byvoorbeeld 1.1.11. D.
1.1.1 Watter van die volgende kan jy NIE leer van ‘n chemiese formule nie?
A Elemente in ‘n verbinding B Fase van die element
C Verhouding van atome D Totale aantal atome
1.1.2 Watter van die volgende is NIE ‘n sub-atomiese deeltjie nie?
A Elektrone B Protone
C Neutrone D Nukleone
1.1.3 Wat is die prefix/voorvoegsel vir 6 atome?
A Hepta- B Heksa-
C Penta- D Tri-
1.1.4 ‘n Element het ‘n atoomgetal van 30 en ‘n massagetal van 65.
Hoeveel nukleone sal die atoom hê?
A 30 B 35
C 65 D 95
1.1.5 Die element in groep 15, periode 2 op die periodieke tabel…
A Koolstof B Stikstof
C Silikon D Suurstof
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller SummariesSA. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $3.27. You're not tied to anything after your purchase.
